1. When two girls intersect legs and rub or 'bump' their lady parts in a sexual motion. 
2. When two girls rub and grind their dripping wet pussies together.
2. When two girls rub and grind their dripping wet pussies together.
by yumtown March 13, 2009
 Get the Spider bumpmug.
Get the Spider bumpmug. by Fender Lover November 15, 2010
 Get the Beaver Bumpmug.
Get the Beaver Bumpmug. by Snow Crash May 16, 2014
 Get the bumping turtlesmug.
Get the bumping turtlesmug. A little bump of whatever respective substance one may be doing. Usually the size of the body of a daddy long legs.
by raginramborondo December 23, 2012
 Get the spider bumpmug.
Get the spider bumpmug. 1. I shouldn't have worn a ponytail the day of prom because now I have bad pony bumps.
2. Cassie tried curling her hair but it turned out to be a bunch of pony bumps.
2. Cassie tried curling her hair but it turned out to be a bunch of pony bumps.
by gurli March 7, 2009
 Get the Pony Bumpsmug.
Get the Pony Bumpsmug. Similar to "bumping uglies", the act of sexual intercourse between two offensively unattractive people.
by Wilbertforce January 25, 2011
 Get the Bumping hideousesmug.
Get the Bumping hideousesmug. A totally dumb way people greet each other,showing how douche baggy they really are .as in I will be thumbed down by every gay fist bumper on the net .
by blastinU November 2, 2014
 Get the fist bumpingmug.
Get the fist bumpingmug.