during the act of sexual intercourse the mans penis slips out of the the vagina or anus and instead of re-inserting in the man contines to thrust his penis in the outer ass/vagina aka sausage bun area

a.k.a. titty fucking the ass cheeks.

When a man & woman are spooning naked and his penis goes between her butt cheeks just like a sausage in the bun.

A sexual encounter between 2 or more adult males in the car park of a Bunnings Warehouse.

The only thing that makes australia great