A mask purposed for breathing in airborne chemicals. Various masks/series of masks include the GP-5, M85 and M40. Gas Masks were mostly used in WW1 and later became a popular military accessory as chemical warfare is rare.
by Sensei Lenny August 13, 2015
When a girl is laying on her back and you're facing her feet, you squat and teabag you're balls in her mouth and fart in her her face.
My girl spilled wine on the rug and while she was cleaning it up and I flipped her over and gave her the gas mask.
by bob and ric December 25, 2004
While receiving a blow job, just before climax, a man turns quickly and farts in a females face and spins back and cums on her face to mask in the scent
by Berkson October 04, 2008
This little number is where you make your hand into a cup shape and fart into it. Close the cup(your hand) and put it over an unsuspecting persons face. The look on their face not only from not knowing what the hell your doing and the awful smell with be a sure win for making you laugh.
by b14ck1c3 August 22, 2006
The use of one's shirt collar, pulled up over the nose and mouth, to protect one from the stench of a recent fart. May also be pronounced "jayse" mask.
by Irrelevant March 19, 2005
by holio March 04, 2008
Where you sit on some chicks nose and fart. Then your stank ass shit blows right into that bitches lungs.
Vince gave Tracy a gas mask and she loved it! Every time vince has got to fart tracy says, take off those pants and sit on my face.
by Griz October 30, 2004