To let out methane gas from the
anus. This can also be known as
Fluffing,
Flatulence, Breaking/Passing wind etc.
Person 1: “Pawww!!! Dude is that a fart or did you just soil yourself?”
Person 2: “Omg I slipped out a little fart in here 10 minutes ago and you still smell it. To be fair I have had roast chicken”.
Person 1: “Yeah I can tell. Chicken farts are certainly one of
the worst. That’s seriously
rank”.
Person 2: “Sorry”