Definitions by The boy of men

The Greta

When a guy performs anal on a woman. And cums inside her ass. Another guy comes along and eats out the gym from her ass

Hey Olly remember that time we gave her the Greta?

When a guy gives a girl anal and cums inside her ass. And another comes along and eats out the cum from the girls ass

"Hey Olly remember that time we gave her the greta?"

"Oh yeah, we did her dirty"