butt moustache
The patch of hair that rests directly above the small of a person's back.
Look at that guy's butt moustache!
Panama City butt moustache
It's a tattoo on your lower back just above your butt crack. A.K.A. Tramp Stamp
OMG girl I love your new Panama City butt moustache.
Those shorts really show off your Panama City butt moustache.
Those shorts really show off your Panama City butt moustache.