bumstabbing

Quickly and painfully inserting the penis into a woman's anus forcefully, especially at an unexpected time.

"My girlfriend and I were fucking last night, and I felt like bumstabbing her. I now live on the street."

by Nickolaus May 21, 2006

leapfrogging

The act during gay sex where a man has inetrcourse with another until the point of orgasm, and then quickly pulls it out and rams it inside another man.

Shawn and Anthony were leapfrogging with Nick Moore last night.

by Nickolaus May 21, 2006