Noun
baby mama (plural baby mamas)
(US, slang) Mother of child in common, particularly unmarried.
She's not his girlfriend now, but she's one of his baby mamas.
baby-mama (plural baby-mamas)
Alternative form of baby mama
baby-mama
I am very thankful and blessed to have a healthy and happy baby boy and baby mama. Eric Church
I do not want to die being known for doing baby mama DNA tests on my show. Ricki Lake