assbeef

The inner meat of the anus.

Ah god! Look at that goatse! you can see his assbeef!!

by BBN September 14, 2003

assbeef

An external, exposed part of the rectum. Usually occurs as a result of anal sex with insufficient lubrication and a quick removal of the penis or other object.

I had my penis in her butt and she pulled away too quick. Now she has assbeef.

by Dan September 11, 2004