bananasadjective [ after verb ]
uk/bəˈnɑː.nəz/us/bəˈnæn.əz/informalvery silly:
You're going out in this weather? You must be bananas!
go bananas
to become extremely angry or excited:
She'll go bananas when you tell her the news.
Thesaurus: synonyms and related words
Stupid and silly
- (as) thick as two short planks idiom
- absurd
- adolescent
- against your better judgment idiom
- asinine
- be crazy about sb/sth idiom
- certifiable
- dozy
- drink, laugh, etc. yourself silly idiom
- drivel
- dumb
- empty-headed
- gibber
- loony
- loopy
- lumpen
- lumpish
- madcap
- slow
- wrongheaded
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You can also find related words, phrases, and synonyms in the topics:
Becoming angry and expressing anger
Excited, interested and enthusiastic