Top Definition
The placement of one's mouth and cheeks between another person's butt cheeks, followed by a rapid shaking of the face in a side-to-side motion accompanied by making a vibrating "brrrr" sound by blowing air out through floppy lips.

Named after motorboating, where the resulting sound that is created sounds similar to an outboard boat motor.
Look at that ass! It definitely needs some serious garbage trucking.
by Here I Be August 11, 2011

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×