beta mama

Pronoun.

Defenition: 1. That girl who gave you your Beta Fish (Siamese Fighting Fish)
2. chick friend who takes your left overs, if you are her girl friend, shes that one who still hangs out with disrespectful trash that you told her SPECIFICALLY where gonna do her wrong, then cries to you about it

"Thanks for the beta, grandma! Yr my beta mama now! Lol!"

"Yeah, *generic female name*, i know all about how *generic male name* stole from you, dismantled your microwave, and is sleeping with your sister. CHICA YOU SUCH A BETA MAMA!

stop yr phukn crying! Get it together!"