(informal, idiomatic, derogatory, North America) A male who has a very close bond with his mother, and may consequently be perceived as soft or effeminate.
He's such a '''mama's boy''' that he can't even ask a girl out for a date without his mother's approval.
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.