look up any word, like sex:
 
1.
The fan-shaped patch of hair just above a guy's butt.
He's got as much hair on his fantail as he has in his crotch.
by Evan69 August 15, 2010
1 1
 
2.
A guy or girl who has a stupid hangin on their nuts..

Dude that beoch is just a faintail.
by Anonymous July 27, 2003
0 9