When your rear feels the need to send a kiss into the world in the form of a fart to which can be loud, silent, wet, deadly, toxic, etc. Thus, the butt smooch.
Hey do you smell that? I'm getting light headed.
Yeah, sorry I butt smooched again.
Dude, go get that checked out.
Yeah, sorry I butt smooched again.
Dude, go get that checked out.
by Tough lips June 3, 2016
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