Top definition
The act of inserting your penis into a girl's butt chin and sliding it up in down in between the crevices.
Guy 1: Yo girl has a massive butt chin
Guy 2: Yeah i know we have chin sex all the time and i cum up her nose.
by carltoncumsalot July 13, 2010
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
2
The act of using your chin to have sex
Bobby had chin sex with Suzie on Tuesday.
by Beckzie December 20, 2006
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