Top Definition
Similar to “baby daddy” but for the gays.
1. “Gary and me just adopted a kid; he’s my bummamumma!”

2. “This is it for me. You’re the one. Will you be my bummamumma?”
#baby daddy #no hetero #bummermumma #bummermummer #bummamummer #bummermother
by Brian Can’t January 31, 2014
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