'Stashed

Defacing a portrait by applying a mustache.

"I 'stashed Whistler's Mother in art class today!"

by Bruce Wayne 00 August 26, 2018

shadow stash

The beginning of a mustache when it becoming visible, yet is still not long enough to be considered a "dirt stash".

Evan is rockin a day old shadow stash. Sick!!

by EWT4Life December 7, 2010

skank stash

a visible growth of hair on the upper lip of a male where it clearly seems out of place

a fourteen year old white kid with a small mustache
"ew he has a skank stash!"

by neetuisawsome December 30, 2008