Blowing chunks out your ass after eating a volatile substance, usually a few bean burritos or any product from taco bell.
Dude, I shouldn't have ate those burritos, I blew asschunks all night.
Don't use that restroom! Someone blew asschunks in there and it reeks!
I don't want to eat taco bell man, it gives me serious asschunks whenever i do...