Someone (usually a gay guy) who sucks a fart out of another's asshole and holds it in like a bong.

Also known as "Puffing A 2" or the act of passing on a fart to another person is known as "Passing A 2"
What a fag, he is definetly a #2 Puffer.

or

Holy shit! I just hella Puffed A 2.
by JGummerzs :) April 18, 2009
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