phrase used negatively when saying "fuck me up the ass" is not appropriate.
this is not meant to be explicit. PUNCH ME- aggressive while UP THE BUTT- just all around bad.
"DUDE i have to go to a debate tournament instead of a rave. Punch Me Up The Butt"

"lolz h3 pwn'd m3. PMUTB"
by Lil Ton February 20, 2008
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