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1.
A rank smelly fart that makes it smell like a few month old eggs have fallen out of your arse.
I was in an elevator that other day, and I dropped an egg fart, so I tried to look dicusted towards one of the other people in there so it looked that it was them rather than me. Then I hopped off at the next floor.
by puffinfresh October 23, 2003
 
2.
When you're Fart so terribly gross that people throw up or even worse sometimes they shit themselves from tha fear radiated by this monster that makes a noise like a cat dieing
Egg-fart: meeeeeeeeeeeoooooooawwww.....

random guy: oooooaaarg I just crapped myself
by Robin December 10, 2003
 
3.
A fart that's combined with the scent of a rotting egg and shit.
Whoa Hugo, you've been laying some serious eggfarts in my room.
by rostakush420 September 16, 2013
 
4.
A gas cloud that is expelled by coworkers while eating lunch in their cube.
The cubefarm decided to eat lunch in the cafeteria after Matt tossed an egg fart their way.
by TroyDoode January 20, 2008