When you sit down to pee and the urination secretes into your anus all the way.
dude, guess what?! I sat down to take a piss and had a peepee bum!
by legen.. wait for it dary! February 13, 2011
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A word some parents teach their kids to refer to male genitalia so that they don't go around using the real word
"Mommy, why do boys have peepee bums and girls don't?"
by SingleMomHelen April 10, 2023
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