1. Noun, A selfie taken in order to show off one's mustache. 2. Adj. A descriptive term for a rapist's face.
Ex. 1. Instagram is flooded with stachies during March
Ex. 2. Can you describe what you're assailants looked like. Well, they were really stachie.
A selfie (self taken photo) with a moustache real or fake.
Hey guys it's Movember lets take a stachie.
Nice mustache, you should take a stachie.
To appear to be, or look similar to a known, statutory rapist.
That girl Mackenzie was looking pretty stachy the other day. I think I might quick the band.