Top definition
When one smacks another's boobs so hard that it causes their hand to bounce up and hit the person in the chin
Dude I totally boobchinned your sister yesterday, I smacked her boobs so hard my hand hit her chin, it was bonkers.
by Amy Patty Jamie February 15, 2011
Mug icon

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