To bump one's peter against another man's peter. Not for sexual pleasure, but to find out if one of the two parties involved becomes aroused.
Guy 1: Hey Dude, have you ever done a peter bump?
Guy 2: Hell no, I'm not gay!
Guy 1: Well how do you know if you've never peter bumped?
by Andrew256 May 16, 2008
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To snort a small convenient amount of cocaine off the tip of a man's genetalia.
During the party, one of Joe's dads sneaked a guest into the pool house for a quick Peter Bump
by Pisspunk68 September 17, 2007
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To slap a flaccid penis against a female and/or more than one female's ass in an attempt to get an erection.
1) Bitch was so ugly the only way to get my shit hard was to Bare butt peter bump her
2) I had dope dick so bad I used Bare butt peter bumps in an attempt to get an erection.
by Esckabar February 5, 2021
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To slap a flaccid penis against a female and/or more than one female's ass in an attempt to get an erection.
1) Bitch was so ugly the only way to get my shit hard was to Bare butt peter bump her
2) I had dope dick so bad I used Bare butt peter bumps in an attempt to get an erection.
by Esckabar February 5, 2021
Get the Bare butt peter bumps mug.