Top Definition
an individual who is always talking shit
I wish that buttlung would shut the hell up.
by your mom September 03, 2003
1. The uncomfortable feeling one gets in their lungs after smoking too many cigarettes.

2. A pejorative term for smokers.
1. "Man, I smoked a whole pack yesterday. I've got the buttlung bad today!"

2. "Going out for another smoke, buttlung?"
by I Hate Josh Shephard August 31, 2015

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