Zipping the zipper abruptly causing the zipper to nip the tip of the head of the penis. Also known as a bathroom circumcision or bedroom circumcision. Verb: Zip the tip.
While masterbating, Aaron's mother walked in and he tried to quickly cover up. Unfortunately; he accidentally zipped the tip, then his mother asked why he was crying.
by littler0 January 14, 2009
by Dedwards79 December 30, 2017