1 definition by A-D1

BNB

The acronym for Big Nasty Bitch. A big girl (not to be confused with a BBW) who has bad hygiene/ female etiquette. She lives in her own filth and has no issue smelling and letting out gaseous fumes in front of other men.

"I cannot believe that BNB farted in my face and did not apologize."

by A-D1 May 31, 2019