zoek een woord op, zoals smh:
 
1.
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!
door SilentNine 2 mei 2010
 
2.
The Art Of Gas Masking Is Farting In A Hat And Quickly Pulling It Over Someone's Face To Create A "mask" Full Of Raw Natural Ass Gas.
(Work's Best When Victim Is Dazing Off)
"Logan Was Falling Asleep Last Night , So I Had To start Gas Masking Him To Wake Him Up."

"It's A New Form Of The dutch oven"
door superpoopertrooper 13 juli 2013
 
3.
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.
door wolfsbane6654 9 mei 2011