the practice of eating pistachios

a mustache (from an abbreviation of mustache)

The act of two men rubbing their mustaches together in a sexual or non sexual way.

short for statutory rapist

Slang for a thick, manly mustache that reaches to each corner of the lips perfectly; a 'stache is always well groomed.

Short for "mustache/moustache".

A person who is genetically predispositioned to have upper lip hair. Usually accompanied by aviator sunglasses, police issue gloves and a pedophilia like stare down.