basket case

(noun) a crazy person

Example Sentence:

Look at that basket case! He is dancing in the street.

He was acting like a basket case because he was high on drugs.

Media:

Click to hear a native speaker pronounce at Forvo.com

Similar idioms:

1. all nighter
2. a hill of beans
3. as cool as a cucumber
4. by leaps and bounds
5. a picture paints a thousand words
6. at a crossroads
7. back seat driver
8. bark up the wrong tree
9. don’t put all your eggs in one basket
10. plan B
11. back-up plan
12. drive someone crazy
13. wallflower
14. clean up one’s act
15. bitter pill