the fart before you have a poo, a layer of gas between your anus hole and poo tip, normally highly toxic, sometimes wet
sit down on toilet to take a poo you fart first then poo thats barrier gas, or you fart then you need to rush to the toilet to poo the worst type of barrier gas especially if a toilet is not close
by stoney74 August 9, 2008
A barrier, either physical or metaphorical, that exists between two acquaintances: one of whom is straight and the other of whom is gay.
Gay Person A: Dude, I am so excited right now, I could hug you!
Straight Person B: Dude, not so long as we have this ga-barrier between us.
Straight Person B: Dude, not so long as we have this ga-barrier between us.
by WhyDoesMikeHateMe April 14, 2011