When a man sticks his tongue in a girls butt hole and she has the runs down his face
See definition of Colorado brown beard
by Freshness303 January 20, 2012
1 more definition
The act of having ones face covered in feces while eating out a girls anus.
While eating out your girlfriends butt while she has the runs, she has a bowel movement on your face covering the face in feces giving the receiver a Colorado-brownbeard
by 1iquidFreshness January 28, 2012