The act of sitting on the woman and putting a testicle on each eye and your butthole on her mouth. The man then procedes to fart in her mouth and suffocate her until death. The man then chops her up into little peices and put in a trash bag which goes in the dumpster.
Dude, i have to escape the country cuz i just gave Josie a Gas Mask.
by billy Biggsbee June 29, 2010
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Schmutz that you put on your face, but never f-sag
If you want to know how to properly use a gas mask go to the israeli military
by Sexydimma June 25, 2022
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Holding in your fart around girls or a new girl you're hanging out with. Once 4 months pass by, it is acceptable to unleash the fury of your anus upon her.
Hey Matar,
Oh key Alek what's up?
I was hanging out with a new girl today, but I had the WORST farts. I was Gas-Masking the whole time.
by Mel Gibson Killers March 1, 2021
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The action of cupping your anus with your hand farting and then clenching your hand into a fist so none of the fart can escape. after you simply cover someones face with your hand or gently toss it in the direction of there nose so they can wear your gas mask.
my little brother is sitting on the couch enjoying cartoons when i fart in my hand sneek up behind him and cover his face giving him a gas mask.
by dj fraustin March 24, 2011
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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.
The enemy threw some VX gas and every put their gas masks on in-time.
by Sensei Lenny July 20, 2015
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One of the greatest HipHop albums ever.
Apollo Brown produced it, Journalist 103 is rappin over it and it sounds just fantastic.
Every real hiphop head should have a copy.
-What was 2011's best underground-LP again?
-'Gas Mask' by the Left.
-Ah, right, I must have been listening to the radio too often...
by HipHopHead February 16, 2012
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A variation of ball sacking where you spread your scrotum over your partners face and fart.
He held me down and gas masked me. It was disgusting.

I hear that guy is into gas masking, that is not cool!
by SilentNine May 2, 2010
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