be (as) nutty as a fruitcake

slang To be crazy and/or wacky. Usually used humorously. Don't listen to a word he says, he's as nutty as a fruitcake! You're nutty as a fruitcake if you think that plan will work.

Common Names:

Name	Pronounced	Usage
Ufuoma	-	Western African, Urhobo
Doina	-	Romanian
Herut	-	Hebrew
LuÍS	loo-EESH	Portuguese
Wen	-	Chinese
ÁGueda	AH-ge-dhah (Spanish), A-gə-də (Portuguese)	Spanish, Portuguese