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1. McFart
(n) a very lethal expulsion of gas through the anus, characterized by being extremely warm and quiet, and is often used to strip paint

(v) {-ed,-ing} to let a McFart
McDonald's makes me McFart.
by BeardedFatass Jan 20, 2004 add a video
2. Mcfart
whenever you fart after eating mcdonalds
LOL omfg jerry just mcfarted!
3. McFart
The unique smelling fart you have after eating McDonalds food.
Come on Jeff! What the heck why did u McFart in my car!
4. Mcfart
Gas caused by consuming fast food.
You should have smelled the McFarts that those taco bell chulapas gave me!
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