crazy has definitions from the fields of medicine,psychology
1
[ adjective ] affected with madness or insanity

Examples

"a man who had gone mad"

Used in print

(Frank Oppenheimer, "Science and Fear-- A Discussion...)

We are worried about what people may do with them - that some crazy fool may `` push the button '' .

(David Stacton, The Judges of the Secret Court....)

There was something maimed and crazy about its motion that disturbed them .

(Guy Endore, Voltaire! Voltaire!...)

But now what crazy twists and turns of his emotions !

(Howard Fast, April Morning....)

A dozen cows mooed sadly and regarded us as if we were insane , as perhaps we were at that moment , with the crazy excitement of our first encounter , the yelling and shooting still continuing up at the road , and the thirst of some of the men , which was so great that they waded into the muddy water and scooped_up handfuls of_it .

(Irving Stone, The Agony and the Ecstasy....)

The model quite plainly thought Michelangelo crazy ; only the instructions from his rabbi kept him from bolting .

Related terms

insane

2
[ adjective ] marked by foolish or unreasoning fondness

Examples

"she was crazy about him" "gaga over the rock group's new album" "he was infatuated with her"

Used in print

(Mr. America, 4:6...)

Of_course he did some exercising - he 's crazy about water_skiing and swimming and this vigorous exercise in_conjunction_with the added food supplements packed pounds of solid muscle on his skinny frame .

(John Dos Passos, Midcentury....)

I was crazy about her all over_again .

Related terms

loving

3
[ adjective ] foolish; totally unsound

Examples

"an impractical solution" "a crazy scheme" "half-baked ideas" "a screwball proposal without a prayer of working"

Related terms

colloquialism impractical

4
[ adjective ] (informal) foolish; totally unsound

Examples

"an impractical solution" "a crazy scheme" "half-baked ideas" "a screwball proposal without a prayer of working"

Used in print

(Dolores Hitchens, Footsteps in the Night....)

Just do n't tell Ferguson that crazy opinion of yours '' .

(Samuel Elkin, "The Ball Player," Nugget, 6: 5...)

`` Listen , wise_guy , if you think I 'm gonna do all the fighting for this ball_club you 're crazy '' .

Related terms

impractical

5
[ adjective ] (informal) possessed by inordinate excitement

Examples

"the crowd went crazy" "was crazy to try his new bicycle"

Used in print

(John Dos Passos, Midcentury....)

It was just me and Eileen getting drunk together like we used_to in the old days , and me staring at her across the table crazy to get my hands on her partly because I wanted to wring her neck because she was so ornery but mostly because she was so wonderful to touch .

Related terms

colloquialism excited

6
[ adjective ] bizarre or fantastic

Examples

"had a crazy dream" "wore a crazy hat"

Related terms

strange

7
[ adjective ] (informal) intensely enthusiastic about or preoccupied with

Examples

"crazy about cars and racing"

Related terms

colloquialism enthusiastic

8
[ noun ] (medicine,psychology) someone deranged and possibly dangerous

Synonyms

looney weirdo loony

Related terms

lunatic

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