when a guy give a chick/guy(depending on his sexuality) a tea bag and then sits on his/her face and farts in his/her face.
james: hey jamie, why do you have pink eye?
jamie: josh gave me a european gasmask :/
james: oh...... :/ *awkward*
jamie: josh gave me a european gasmask :/
james: oh...... :/ *awkward*
by two dollar cherel March 4, 2011
 Get the european gasmaskmug.
Get the european gasmaskmug. After Max released a monstrous and Gervy fart, we all had to start gasmasking or we would have all died.
by dsmueller November 25, 2014
 Get the Gasmaskingmug.
Get the Gasmaskingmug. by Dan and Evan  August 1, 2017
 Get the Gasmaskmug.
Get the Gasmaskmug. after sex, the guy stretches the vagina or rectum of their partner over their mouth and nose and suck out their own ejaculate...
When thir long session ended, Leroy pulled Samantha's Vagina over his mouth and gave her the best Gasmasking she had ever had.
by wolfsbane6654 June 3, 2011
 Get the Gasmaskingmug.
Get the Gasmaskingmug.