50 Similes for Crazy With Meanings & Sentences
Similes for Crazy
1. Like a tornado
Meaning: Extremely chaotic or out of control
In a Sentence: The classroom was like a tornado when the substitute teacher left for a moment.
Other Ways to Say: Like a whirlwind, Like a hurricane
2. Crazy like a fox
Meaning: Seemingly foolish but very clever
In a Sentence: Sarah’s plan to prank her brother seemed crazy like a fox, but it worked perfectly.
Other Ways to Say: Cunning as a fox, Sly as a fox
3. As mad as a hatter
Meaning: Completely insane
In a Sentence: After hearing his bizarre ideas, people thought he was as mad as a hatter.
Other Ways to Say: Totally nuts, Out of his mind
4. Like a loose cannon
Meaning: Unpredictable and potentially dangerous
In a Sentence: You never know what Mark will do next — he’s like a loose cannon.
Other Ways to Say: Wild card, Unstable
5. As crazy as a loon
Meaning: Very mentally unstable
In a Sentence: Everyone thought old Mr. Jenkins was as crazy as a loon.
Other Ways to Say: Bonkers, Deranged
6. Like a chicken with its head cut off
Meaning: Acting in a frantic, uncontrolled way
In a Sentence: She was running around like a chicken with its head cut off before the event started.
Other Ways to Say: Frantic, Panicked
7. As nutty as a fruitcake
Meaning: Completely eccentric or mentally unstable
In a Sentence: That inventor is as nutty as a fruitcake but his ideas work.
Other Ways to Say: Quirky, Offbeat
8. Like a bat out of hell
Meaning: Very fast and reckless
In a Sentence: He drove away like a bat out of hell.
Other Ways to Say: Recklessly fast, In a frenzy
9. Crazy as a coot
Meaning: Very odd or eccentric
In a Sentence: My neighbor’s habits are crazy as a coot.
Other Ways to Say: Weird, Off the wall
10. Like a man possessed
Meaning: Acting as if controlled by a powerful force
In a Sentence: She cleaned the house like a woman possessed.
Other Ways to Say: Like a demon, Like a wild spirit
11. As wild as a March hare
Meaning: Very unpredictable or crazy
In a Sentence: During the holidays, the kids were as wild as a March hare.
Other Ways to Say: Out of control, Madcap
12. Like a jack-in-the-box
Meaning: Moving unpredictably and energetically
In a Sentence: The toddler was bouncing like a jack-in-the-box.
Other Ways to Say: Hyperactive, Restless
13. As bonkers as a belfry
Meaning: Totally insane
In a Sentence: His ideas are as bonkers as a belfry.
Other Ways to Say: Loony, Cuckoo
14. Like a crazy quilt
Meaning: A chaotic mix of elements
In a Sentence: Her story was like a crazy quilt of strange events.
Other Ways to Say: Haphazard, Patchy
15. As cracked as a teapot
Meaning: Mentally unbalanced
In a Sentence: Some think he’s as cracked as a teapot.
Other Ways to Say: Eccentric, Mad
16. Like a mad scientist
Meaning: Wildly eccentric in behavior or ideas
In a Sentence: His lab looked like a mad scientist’s workshop.
Other Ways to Say: Maniacal, Inventive
17. As deranged as a lunatic
Meaning: Completely insane
In a Sentence: The suspect acted as deranged as a lunatic.
Other Ways to Say: Mentally unfit, Maniac
18. Like a wild animal
Meaning: Acting violently or unpredictably
In a Sentence: He fought like a wild animal.
Other Ways to Say: Savage, Unrestrained
19. As loony as a cartoon character
Meaning: Very silly or crazy
In a Sentence: The comedian was as loony as a cartoon character.
Other Ways to Say: Goofy, Hilarious
20. Like a storm in a teacup
Meaning: A small matter blown out of proportion
In a Sentence: That argument was like a storm in a teacup.
Other Ways to Say: Overreaction, Fuss
21. As manic as a kid on sugar
Meaning: Extremely hyper and uncontrollable
In a Sentence: He was as manic as a kid on sugar at the party.
Other Ways to Say: Hyper, Wild
22. Like a loose screw
Meaning: Slightly crazy or eccentric
In a Sentence: People say she has a loose screw.
Other Ways to Say: Odd, Bizarre
23. As kooky as a comic book hero
Meaning: Extremely strange or eccentric
In a Sentence: His ideas were as kooky as a comic book hero’s.
Other Ways to Say: Zany, Wacky
24. Like a whirlwind
Meaning: Moving quickly and energetically
In a Sentence: She entered the room like a whirlwind.
Other Ways to Say: Like a tornado, Like a hurricane
25. As peculiar as a UFO sighting
Meaning: Very unusual
In a Sentence: That sound was as peculiar as a UFO sighting.
Other Ways to Say: Strange, Weird
26. Like a freak show
Meaning: Extremely bizarre
In a Sentence: The party turned into a freak show.
Other Ways to Say: Circus, Madness
27. As daft as a brush
Meaning: Very silly
In a Sentence: He’s as daft as a brush sometimes.
Other Ways to Say: Silly, Foolish
28. Like a headless horseman
Meaning: Chaotic and uncontrolled
In a Sentence: He rode like a headless horseman.
Other Ways to Say: Frantic, Mad
29. As zany as a clown
Meaning: Extremely eccentric
In a Sentence: The performer was as zany as a clown.
Other Ways to Say: Goofy, Whimsical
30. Like a madhouse
Meaning: Very chaotic place
In a Sentence: The office was like a madhouse before the deadline.
Other Ways to Say: Chaotic, Disorderly
31. As reckless as a gambler
Meaning: Taking unwise risks
In a Sentence: He invests money as reckless as a gambler.
Other Ways to Say: Daring, Bold
32. Like a beast unleashed
Meaning: Out of control
In a Sentence: He raged like a beast unleashed.
Other Ways to Say: Frenzied, Savage
33. As scatterbrained as a daydreamer
Meaning: Easily distracted
In a Sentence: She’s as scatterbrained as a daydreamer.
Other Ways to Say: Forgetful, Airy
34. Like a possessed puppet
Meaning: Moving uncontrollably
In a Sentence: He danced like a possessed puppet.
Other Ways to Say: Spasmodic, Jerky
35. As unpredictable as lightning
Meaning: Impossible to forecast
In a Sentence: Her moods were as unpredictable as lightning.
Other Ways to Say: Uncertain, Erratic
36. Like a mad dog
Meaning: Violent and dangerous
In a Sentence: He barked orders like a mad dog.
Other Ways to Say: Rabid, Savage
37. As nutty as a squirrel’s lunch
Meaning: Extremely eccentric
In a Sentence: That plan is as nutty as a squirrel’s lunch.
Other Ways to Say: Quirky, Mad
38. Like a hurricane in a bottle
Meaning: Wild energy in a small space
In a Sentence: The kids were like a hurricane in a bottle.
Other Ways to Say: Frantic, Hyper
39. As bizarre as a circus act
Meaning: Very strange
In a Sentence: That show was as bizarre as a circus act.
Other Ways to Say: Odd, Peculiar
40. Like a barking dog at midnight
Meaning: Unexpected and annoying
In a Sentence: His outburst was like a barking dog at midnight.
Other Ways to Say: Startling, Jarring
41. As unstable as a house of cards
Meaning: Ready to collapse
In a Sentence: Their plan was as unstable as a house of cards.
Other Ways to Say: Fragile, Weak
42. Like a ticking time bomb
Meaning: Potentially explosive situation
In a Sentence: He’s like a ticking time bomb when angry.
Other Ways to Say: Volatile, Dangerous
43. As off-the-wall as abstract art
Meaning: Very unusual
In a Sentence: His theory was as off-the-wall as abstract art.
Other Ways to Say: Bizarre, Wild
44. Like a beast in a cage
Meaning: Restless and angry
In a Sentence: He paced like a beast in a cage.
Other Ways to Say: Frustrated, Tense
45. As explosive as fireworks
Meaning: Very intense
In a Sentence: The argument was as explosive as fireworks.
Other Ways to Say: Dramatic, Heated
46. Like a runaway train
Meaning: Unstoppable and out of control
In a Sentence: His addiction was like a runaway train.
Other Ways to Say: Relentless, Unchecked
47. As freaky as a horror movie
Meaning: Very scary and strange
In a Sentence: That night was as freaky as a horror movie.
Other Ways to Say: Creepy, Disturbing
48. Like a cat on a hot tin roof
Meaning: Very nervous and restless
In a Sentence: He was like a cat on a hot tin roof before the exam.
Other Ways to Say: Jumpy, Uneasy
49. As haywire as broken machinery
Meaning: Completely malfunctioning
In a Sentence: My computer went as haywire as broken machinery.
Other Ways to Say: Glitchy, Out of order
50. Like a riot in the streets
Meaning: Total chaos
In a Sentence: The sale was like a riot in the streets.
Other Ways to Say: Mayhem, Bedlam