Physical Address
3187 Oak Meadow Lane, Austin, TX 78704, USA
Idioms are special phrases that have a hidden meaning different from the words inside them. People use these expressions to make everyday conversations more colorful and fun. Today you will learn fifty handy idioms that relate to the topic of enemies and rivals.
In this lesson, we will look at idioms that mean fierce competitors, long-standing opponents, hostile relationships, and bad blood. Let us get started and explore some of these helpful expressions.
Idioms for Enemies
1. At loggerheads
Definition: Involved in a strong disagreement or bitter dispute with an opponent, unable to reach an agreement.
Used in a Sentence: The two rival companies were at loggerheads over the patent rights. / The neighbors have been at loggerheads about the property line for years.
Similar Expressions: Disputing / Opposed
2. At each other’s throats
Definition: Fighting, arguing, or competing aggressively with one another.
Used in a Sentence: The siblings were at each other’s throats all afternoon over who got the bigger room. / The opposing politicians were at each other’s throats during the debate.
Similar Expressions: Fighting constantly / Bitterly opposed
3. Dogs of war
Definition: A fierce and destructive state of conflict, hostility, or warfare.
Used in a Sentence: Once negotiations broke down, the leaders unleashed the dogs of war. / The historical novel described a kingdom torn apart by the dogs of war.
Similar Expressions: Conflict / Warfare
4. Cross swords
Definition: To engage in an argument, conflict, or competition with an adversary.
Used in a Sentence: He is a tough lawyer, so you do not want to cross swords with him in court. / The two rival chefs crossed swords over who invented the signature dessert.
Similar Expressions: Argue / Compete
5. Lock horns
Definition: To engage in a direct conflict, dispute, or fierce disagreement with someone.
Used in a Sentence: The coach and the referee locked horns over the controversial penalty call. / Whenever those two economists meet, they always lock horns on tax policy.
Similar Expressions: Argue fiercely / Clash
6. Bad blood
Definition: Persistent feelings of hatred, resentment, or hostility between individuals or groups.
Used in a Sentence: There has been bad blood between the two families since the land dispute a decade ago. / They managed to settle their differences despite the old bad blood.
Similar Expressions: Resentment / Hostility
7. Bury the hatchet
Definition: To make peace and end a conflict or rivalry with an enemy.
Used in a Sentence: After years of competing, the two local businesses decided to bury the hatchet and merge. / It is time to bury the hatchet and move forward as friends.
Similar Expressions: Make peace / End feud
8. Smoke the peace pipe
Definition: To agree to end a dispute and establish friendly relations with a rival.
Used in a Sentence: The rival gang leaders sat down to smoke the peace pipe and sign a truce. / After hours of debate, the committee members smoked the peace pipe.
Similar Expressions: Make peace / Reach truce
9. Kiss and make up
Definition: To forgive an opponent or friend after an argument and restore harmony.
Used in a Sentence: Even though they argued fiercely, they always kiss and make up by evening. / The business partners kissed and make up after resolving their budget dispute.
Similar Expressions: Reconcile / Make peace
10. Fight tooth and nail
Definition: To fight or compete against an adversary with extreme fierceness and determination.
Used in a Sentence: The tenants fought tooth and nail against the sudden rent increase. / She fought tooth and nail to win the championship title.
Similar Expressions: Fight fiercely / Battle hard
11. Put up your dukes
Definition: A classic phrase meaning to challenge someone to a fight or prepare for a physical or verbal confrontation.
Used in a Sentence: If you want to argue about the rules, put up your dukes! / The bully told him to put up his dukes behind the school gym.
Similar Expressions: Get ready to fight / Challenge
12. Draw a line in the sand
Definition: To establish a strict boundary or limit against an opponent beyond which you will fight back.
Used in a Sentence: The union drew a line in the sand and refused to accept lower wages. / Management drew a line in the sand regarding project deadlines.
Similar Expressions: Set boundary / Ultimatums
13. Throw down the gauntlet
Definition: To issue a challenge or dare to an opponent to fight or compete.
Used in a Sentence: The champion threw down the gauntlet by challenging any rookie to a match. / By releasing his new product, he threw down the gauntlet to his competitors.
Similar Expressions: Issue challenge / Dare rival
14. Take up the gauntlet
Definition: To accept a challenge or fight offered by an adversary.
Used in a Sentence: The young chess prodigy gladly took up the gauntlet against the grandmaster. / When the rival company slashed prices, we took up the gauntlet.
Similar Expressions: Accept challenge / Face rival
15. The gloves are off
Definition: A situation where an argument or rivalry becomes intensely fierce, aggressive, and without rules.
Used in a Sentence: Once the final warning was ignored, the gloves were off in the negotiation room. / In the championship game, both teams played as if the gloves were off.
Similar Expressions: Get aggressive / No holds barred
16. At war
Definition: Actively engaged in a serious conflict or bitter hostility with an opponent.
Used in a Sentence: The two rival tech giants have been at war over smartphone patents for years. / For a brief period, the siblings seemed at war over the television remote.
Similar Expressions: In conflict / Fighting
17. Bitter pill to swallow
Definition: A humiliating defeat or painful loss inflicted by a rival that is hard to accept.
Used in a Sentence: Losing the election to his longtime rival was a bitter pill to swallow. / Getting rejected by the top university was a bitter pill to swallow.
Similar Expressions: Painful defeat / Hard truth
18. Thorn in your side
Definition: A persistent enemy, annoyance, or problem that constantly irritates you.
Used in a Sentence: That competing store has been a thorn in our side for five years. / The noisy neighbor proved to be a constant thorn in his side.
Similar Expressions: Constant annoyance / Persistent rival
19. Bone to pick
Definition: A grievance, complaint, or score to settle with someone due to past conflict.
Used in a Sentence: I have a bone to pick with whoever took my stapler off my desk. / The manager had a bone to pick with the team about missed deadlines.
Similar Expressions: Grievance / Complaint
20. Axe to grind
Definition: A private grievance, selfish motive, or hidden hostility against someone.
Used in a Sentence: He criticizes every proposal because he has an axe to grind with the director. / She has no personal axe to grind; she just wants the facts.
Similar Expressions: Hidden motive / Personal grudge
21. Grudge match
Definition: A sports game or competitive contest between bitter rivals who hold past animosity.
Used in a Sentence: Saturday’s football game is a true grudge match between the two undefeated schools. / The boxing rematch was billed as the ultimate grudge match.
Similar Expressions: Rivalry match / Hostile contest
22. Sworn enemy
Definition: A dedicated and permanent opponent who has vowed lifelong hostility.
Used in a Sentence: In the comic book series, the hero’s sworn enemy finally traps him. / They started as schoolyard rivals and grew into sworn enemies.
Similar Expressions: Arch-rival / Lifelong foe
23. Arch-rival
Definition: The primary, most important, or most hated opponent in a particular field.
Used in a Sentence: The university’s football team faced off against their arch-rival in the stadium. / Batman and the Joker are classic arch-rivals.
Similar Expressions: Main enemy / Top competitor
24. Dog-eat-dog world
Definition: A fiercely competitive environment where people will harm others to succeed, creating an atmosphere of enemies.
Used in a Sentence: Corporate finance can feel like a dog-eat-dog world sometimes. / You must stay sharp in this industry because it is a dog-eat-dog world.
Similar Expressions: Ruthless environment / Fierce competition
25. Cat and dog life
Definition: A relationship characterized by constant quarreling, hostility, and fighting.
Used in a Sentence: Those two business partners live a cat-and-dog life when discussing strategy. / Despite living a cat-and-dog life, they somehow manage to close deals together.
Similar Expressions: Constant feuding / Rocky relationship
26. Like cats and dogs
Definition: Referring to people who fight, argue, or disagree constantly like natural enemies.
Used in a Sentence: The brothers argued like cats and dogs over what movie to watch. / The two rival politicians fought like cats and dogs during the campaign.
Similar Expressions: Fight constantly / Disagree fiercely
27. Oil and water
Definition: Two people who are complete opposites and cannot mix or get along without conflict.
Used in a Sentence: Putting those two strong-willed managers on the same team is like mixing oil and water. / Their personalities are like oil and water; they instantly clash.
Similar Expressions: Incompatible / Natural opposites
28. Fire and water
Definition: Extreme opposition or hostile forces that clash violently.
Used in a Sentence: Trying to compromise with him is like bringing fire and water together. / Their competing ideologies were like fire and water.
Similar Expressions: Violent clash / Extreme opposites
29. Cutthroat
Definition: A ruthless, fiercely competitive environment or person willing to destroy rivals.
Used in a Sentence: The fashion industry is known for its cutthroat competition. / He faced a cutthroat group of competitors in the sales contest.
Similar Expressions: Ruthless / Fierce
30. Stab in the back
Definition: A betrayal by someone you trusted, turning an ally into an enemy.
Used in a Sentence: Revealing his secret project to the rival company was a total stab in the back. / He felt a deep sense of betrayal after his coworker’s stab in the back.
Similar Expressions: Betrayal / Treachery
31. Backstabber
Definition: A treacherous person who pretends to be a friend while acting as an enemy behind your back.
Used in a Sentence: You cannot trust office gossip shared by a known backstabber. / He realized his so-called friend was actually a backstabber.
Similar Expressions: Traitor / Two-faced person
32. Wolf in sheep’s clothing
Definition: A dangerous enemy who hides their malicious intentions behind a friendly appearance.
Used in a Sentence: Be careful trusting his sweet compliments; he is a wolf in sheep’s clothing. / The charming salesman turned out to be a wolf in sheep’s clothing.
Similar Expressions: Hidden enemy / Deceitful foe
33. Snake in the grass
Definition: A hidden, treacherous, and deceitful enemy who cannot be trusted.
Used in a Sentence: He smiled to my face while spreading rumors behind my back—what a snake in the grass! / The investigator searched for the snake in the grass leaking company secrets.
Similar Expressions: Traitor / Deceitful person
34. Viper
Definition: A malicious, spiteful, and venomous person who harms others.
Used in a Sentence: She proved to be a viper who turned the entire social group against him. / Ignore the gossip spread by that viper.
Similar Expressions: Malicious person / Spiteful enemy
35. Poison the well
Definition: To ruin a relationship or environment so that cooperation with rivals becomes impossible.
Used in a Sentence: Spreading false rumors about the team will only poison the well. / Do not let bitterness poison the well between departments.
Similar Expressions: Ruin relations / Spoil atmosphere
36. Stir the pot
Definition: To deliberately provoke conflict, arguments, or trouble between rivals.
Used in a Sentence: He loves to stir the pot by repeating gossip between opposing groups. / Stop stirring the pot and let the argument settle down.
Similar Expressions: Provoke trouble / Agitate
37. Add fuel to the fire
Definition: To make an existing conflict or feud even worse through actions or words.
Used in a Sentence: Yelling back at your opponent will only add fuel to the fire. / His sarcastic comment added fuel to the already heated argument.
Similar Expressions: Worsen conflict / Inflame dispute
38. Pour oil on troubled waters
Definition: To calm a hostile situation and soothe angry opponents.
Used in a Sentence: The mediator stepped in to pour oil on troubled waters between the labor union and management. / She tried to pour oil on troubled waters after the harsh words were spoken.
Similar Expressions: Calm dispute / Pacify rivals
39. Fight a losing battle
Definition: To struggle against an opponent or obstacle with little chance of success.
Used in a Sentence: Arguing against the new company policy felt like fighting a losing battle. / He tried to fix the ancient computer, but it was a losing battle.
Similar Expressions: Futile struggle / Unwinnable fight
40. Meet your match
Definition: To encounter an opponent who is equally skilled, strong, or formidable.
Used in a Sentence: The arrogant chess champion finally met his match in the regional tournament. / When she challenged him to a trivia contest, she realized she had met her match.
Similar Expressions: Equal rival / Worthy opponent
41. Give as good as you get
Definition: To retaliate or fight back against an opponent with equal force or cleverness.
Used in a Sentence: Even though the older kids teased him, he gave as good as he got. / In the verbal debate, she gave as good as she got.
Similar Expressions: Retaliate / Fight back equally
42. Give someone a run for their money
Definition: To compete fiercely against a rival, making it difficult for them to win.
Used in a Sentence: The underdog team gave the champions a run for their money in the finals. / Our local shop gives the big franchise a run for its money.
Similar Expressions: Compete strongly / Challenge rival
43. Knock someone down a peg
Definition: To humble an arrogant rival or opponent and reduce their pride.
Used in a Sentence: Winning the race against the boastful runner knocked him down a peg. / Her honest critique helped knock his ego down a peg.
Similar Expressions: Humble / Take down a notch
44. Take down a notch
Definition: To humble an adversary or reduce someone’s overconfidence.
Used in a Sentence: The strict coach took the cocky players down a notch during practice. / Losing the trivia quiz took him down a notch.
Similar Expressions: Humble / Lower pride
45. Eat crow
Definition: To admit a humiliating defeat or acknowledge that an enemy was right.
Used in a Sentence: After mocking his prediction, he had to eat crow when his rival proved correct. / The critic had to eat crow after the movie became a massive hit.
Similar Expressions: Humble oneself / Admit defeat
46. Turn the other cheek
Definition: To refuse to retaliate against an enemy or adversary when provoked.
Used in a Sentence: Instead of arguing back with the rude customer, she decided to turn the other cheek. / It takes great patience to turn the other cheek during a dispute.
Similar Expressions: Forbear / Refuse retaliation
47. Olive branch
Definition: A symbol of peace offered to an enemy to end hostilities.
Used in a Sentence: He extended an olive branch by inviting his rival to coffee. / Offering a compromise was her way of extending an olive branch.
Similar Expressions: Peace offering / Gesture of reconciliation
48. Clear the air
Definition: To resolve tensions, clear up misunderstandings, and end lingering hostility.
Used in a Sentence: They sat down to clear the air after weeks of silent treatment. / A frank discussion helped clear the air between the coworkers.
Similar Expressions: Resolve tension / Clear misunderstandings
49. Clear the decks
Definition: To remove obstacles and prepare for an impending conflict or intense competition.
Used in a Sentence: Management cleared the decks for the upcoming battle with rival firms. / She finished her chores early to clear the decks for studying.
Similar Expressions: Prepare for battle / Clear obstacles
50. Hold your ground
Definition: To refuse to yield or surrender when facing a hostile opponent or attack.
Used in a Sentence: Despite intense pressure from the opposing team, the defenders held their ground. / She held her ground during the tough questioning.
Similar Expressions: Stand firm / Resist opponent
Exercise to Practice
- The two rival companies were at loggerheads over the patent rights.
- Stop trying to nitpick my spelling on a casual text message.
- My brother told me not to throw stones since my room was just as messy.
- After years of competing, the two local businesses decided to bury the hatchet and merge.
- Grandma gave the rude cashier a piece of her mind about the broken eggs.
- Dad tried to throw cold water on my idea of building a treehouse.
- The siblings were at each other’s throats all afternoon over who got the bigger room.
- The smart student was able to shoot holes in the textbook theory.
- There has been bad blood between the two families since the land dispute a decade ago.
- The stormy weather decided to rain on your parade today.
- That competing store has been a thorn in our side for five years.
- Expect an earful if you forget to take out the trash.
- The champion threw down the gauntlet by challenging any rookie to a match.
- My brother wrestled me until I had to cry uncle.
- Batman and the Joker are classic arch-rivals.
Answer Key
- True
- False
- False
- True
- False
- False
- True
- False
- True
- False
- True
- False
- True
- False
- True
Conclusion
Learning idioms for enemies helps you understand everyday conversations and express your thoughts more clearly. When you know these phrases, you can talk about fierce competitors, long-standing opponents, and hostile relationships with confidence.
Try using a few of these fun expressions the next time you talk with your friends or family. You will sound like a true English pro in no time.
Frequently Asked Questions
What are some common idioms for enemies?
Some common idioms include at loggerheads, bury the hatchet, and thorn in your side. These colorful expressions help describe rivals, disputes, and hostile relationships.
Why do we use idioms in English?
Idioms make our speech much more colorful, interesting, and descriptive than using plain words. They add personality to writing and help us share complex ideas easily.
How can I practice learning new idioms?
You can practice by using them in everyday sentences, playing matching games, or writing short stories. Reading books and articles also helps you spot idioms in action.
Are idioms difficult to learn?
Idioms can seem tricky at first because their meanings are hidden behind fun word pictures. Once you practice them with examples, they become very easy to remember.
Can I use these idioms in school assignments?
Yes, using idioms correctly can make your writing and speaking assignments much more engaging. Just make sure you understand the meaning before using them in formal essays.
