A perpetual, ever-existent light mustache that is not bold enough to be taken seriously in the world of facial hair, nor is it light enough to be deemed unnoticable, as if the guy does not care and smokes pot all day.
That guy should shave that stoner 'stache, it smells like pot.
by nrrgh-bcox September 07, 2010
1 more definition
the hair that grows above the upper lip after smoking pot for several days straight.
after smoking Peyote for six straight days, i looked in a mirror and discovered the stonerstache i had grown.
by itsralf October 19, 2010