When one vehemently huffs a toxic chemical out of a brown paper bag by simultaneously inhaling through the nose and mouth.
"Dude, I totally got some Formaldehyde from the mortician! You wanna Hoff after 3rd period?"
"Fuck yeah I do bro, I've mastered circular breathing. That Asian kids dad taught me how to do it."
"Oh, the one that's doing your math homework?"
"Fuck yeah bro, FUCK.... YEAH!