umm...friend

1. Someone you are having casual sex with, a "fuckbuddy" or "bedbuddy".

2. Someone you are cheating on your S.O. with.

3. Someone you shouldn't be hanging around with.

Mom: "And who is this?"

Jill: "Mom? Oh, uh....this is my umm...friend Joey.

by Seacoaster December 30, 2005