GooseStache 

1. A thin pedophile mustache usually on a teenage boy that can barely grow facial hair. Made popular by a dude named Goose who has a pedophile mustache.

2. A mustache on a dude named Goose.

Look at that odd GooseStache.
I am going to grow a GooseStasche.
When are you going to cut off your GooseStache

GooseStache by !@#$$%$$$$$$ October 14, 2015

Goochstache 

The hair lining your gooch

i have a goochstache

Goochstache by Homie Mamedis February 18, 2005

grosstache 

a gross moustache, often a sign of truly high intellect and virginity

I had been a happy person before I grew this grey grosstache!

grosstache by Worstward January 8, 2009

grosstache 

a gross mustache, often a sign of truly high intellect and virginity

I had been a happy person before I grew this grey grosstache!

grosstache by Worstward January 6, 2009

moosestache 

The dark facial hair on the upper lip of an obese woman.

That fat chick scarfing the popcorn is sure to get some stuck in her moosestache.

moosestache by Lauren V. December 10, 2007

goonstache 

A moustache that a teenager (or adult) grows in an attempt to look cool, but makes them look like a goon. In some cases the moustache is not filled in all the way or is badly groomed.

He thinks he looks cool with his goonstache, but it looks like dirt under his lip

goonstache by DjDelmo June 7, 2015