crazy

/ˈkreɪzi/
noun
  1. A person who behaves in a very foolish, wild, or strange way.
    • Only a crazy would try to climb that cliff without ropes.
    • Don't listen to that crazy; he doesn't know what he's talking about.
    • The movie was about a crazy who thought he could talk to aliens.
adjective
  1. Very foolish, not sensible, or having ideas that are not based on reason.
    • He's crazy to think he can finish all that work by noon.
    • Don't be crazy; you'll get hurt if you jump from that height.
    • That's a crazy idea — we can't build a bridge in one day.
  2. Extremely enthusiastic or excited about something.
    • She's crazy about horses and rides every weekend.
    • The kids went crazy when they saw the birthday cake.
    • He's crazy for video games and plays them all night.
  3. Very angry or annoyed.
    • He went crazy when he saw the scratch on his new car.
    • My mom was crazy at me for breaking the window.
    • The teacher got crazy with the class for not doing their homework.
  4. Used to describe something that is very surprising, unusual, or extreme.
    • The weather has been crazy this week: snow, then sun, then rain.
    • I had a crazy dream last night about flying elephants.
    • The party was crazy — there were over 200 people there.
Antonyms
What does "crazy" mean? | whatsthatwordmean | whatsthatwordmean