A word used to describe a person who cheats on their husband/Wife. Recently popularised again by Kim Woodburn after she used it to describe Jamie O'Hara.
Carol: dammit Jared why would you sleep with someone who isn’t me
Jared: I’m sorry Mary it was a one time thing
Carol: That’s not my name Jared you cunthole
Jared: I’m sorry Beth I think we can make this marriage work for the kids Carol: You dirty dirty adulterer (licks lips and squats)
Then carol gave Jared a dirty sanchez and proceeds to make love to Beth sorry I meant Carol