Male back hair which may be manscaped into a decorative form or left au natural. The Fu Manchu backstache is when the tops of the shoulders are hairy, as are the sides of the back (covering part of the shoulderblades), but the center of the back is clean.
So we went to the beach, and Jim took off his shirt to reveal a backstache. It was terrifying in its raw manliness.
by Backstache hero November 12, 2008
A rare medical condition in which the sufferer's back is engulfed in a thick, black, musky muff of hair. Usually those afflicted happen to be extremely short and tend to remain virgins well into their forty's. Sometimes affects the torso and genitals, in these cases the condition is referred to as an "Italian Bodystache".
When Tom removed his shirt revealing his Italian Backstache at the community pool, Jefferson grabbed his son and ran fearing a grizzly attack.
Lisa: "Gena, did you hook up with that guy with the green lantern tattoo last night?"
Gena: "I was going to until he took of his shirt. He had a major Italian Bodystache."
Lisa: "Gena, did you hook up with that guy with the green lantern tattoo last night?"
Gena: "I was going to until he took of his shirt. He had a major Italian Bodystache."
by Jay Beee January 24, 2014