yo mama
Example:
Guy 1: I'm going to tie my shoes
Guy 2: YO MOMA'S GONA TIE HER SHOES!!!
Girl 1: That Girl is a slut.
Random Guy 1: YO MOMA'S A SLUT!!!
Guy 1: I'm going to tie my shoes
Guy 2: YO MOMA'S GONA TIE HER SHOES!!!
Girl 1: That Girl is a slut.
Random Guy 1: YO MOMA'S A SLUT!!!