1 definition by smledbetter

Top Definition
An outburst of exuberance during group sex, often prior to the onset of orgasm, during which two of the parties involved in a BFF relationship slap hands above one another's heads in a traditional "high-5" gesture while simultaneously yelling "besties!"
You bestie-5ed with Dave! I thought I was your BFF!
by smledbetter June 23, 2010

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug