To bump one grundle against another, much like scissoring between two people, but can occur between any gender mix. It can occur in rapid succession.
by The Realest June 16, 2017

by Yguvgfcifcyiivyt August 15, 2017

by Breanna ,Vesey-Davis May 24, 2020

When you use your large sagging wee wee to pop a pimple on your significant others face. To add on you also may excrete your load into the pimple to form a new one
by Mink Moonk August 10, 2017

by Horsecockenbukkake October 5, 2019

by brock-o-mom December 13, 2014

The exact opposite of bumping uglies. If two ugly people are bumping in the other this two attractive mf-ers having sex in an intense fashion.
by Beyoncémime December 6, 2015
