Top Definition
When one is not able to fit their penis completly into a condom their using, thus penetration begins to slip and slop.
When my boyfriend tried to impress me with a magnum condom and didnt fit, his penis was slip slopping all over the place.
by Kinkygal 69 March 29, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×