A mustache of semen
(cum) that is delacately layed on the upper lip of a female, or in a homosexuals case
on the upper lip of a man. This can be licked off by any partner and deposited into
a sink or swallowed. Make sure there are no STD's while preforming this sexual activity. Best done after oral sex.
i was gettin head from this chick
and i cumed on her face and made a cumstache
outta it... it was gnarly. it was a true work
of art! She swallowed it and everything!