variants: or less commonly baby mamma or baby momma
Definition of baby mama
: the mother of a man's biological child especially : one who is not married to or in a long-term, intimate relationship with the child's father "I beat up my baby mama's boyfriend," said Raul, when I asked him what he was in for. — Kendra Whitlow, Valley Advocate (Springfield, Massachusetts), 5 June 2008
Love words? Need even more definitions?Merriam-Webster unabridged
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