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bananas

bananas /bəˈnænəz/ Brit /bəˈnɑːnəz/ adjective
bananas
/bəˈnænəz/ Brit /bəˈnɑːnəz/
adjective
Britannica Dictionary definition of BANANAS
not used before a noun informal
: crazy

go bananas

informal
: to become very excited or angry