informal or slang terms for mentally irregular; "it used to drive my husband balmy"
pungent adjectives of disesteem; "gave me a cockamamie reason for not going"; "wore a goofy hat"; "a silly idea"; "some wacky plan for selling more books"
If you describe something or someone as wacky, you mean that they are eccentric, unusual, and often funny. a wacky new television comedy series. silly in an exciting or amusing way = crazy (WHACK)
pungent adjectives of disesteem; "gave me a cockamamie reason for not going"; "wore a goofy hat"; "a silly idea"; "some wacky plan for selling more books"