To put ones finger up ones vagina and wipe it across another's upper lip or mouth.
Dude, Annabel fell asleep and just got pusstachio'd. I'm not ok with this...
by greenjester March 27, 2010
When you're so deep your nuts are in her pussy.
That bitches vagina was so big I could give her a pusstachio and she wouldn't even know it.
by ballsintitties November 21, 2007