nutbag

Definition from Wiktionary, a free dictionary

[edit] English

[edit] Noun

nutbag (plural nutbags)

1. (informal) An eccentric or odd person.
2. (pejorative, slang) Someone who is insane.
3. (informal) A person who is obsessed with something.
4. (vulgar, slang) The scrotum.

[edit] Synonyms

• crackpot
• loon
• nut
• nutter
• nutcase
• screwball
• wacko