Guy 1: Im going out with Mackenzie now!
Guy 2: Sweet dude, what's her motorboatability?
Guy 1: About a 7.
Guy 2: Good work.
Guy 2: Sweet dude, what's her motorboatability?
Guy 1: About a 7.
Guy 2: Good work.
by Prince Zuku May 22, 2010

A male or female who places their head between a female's breasts and shakes back and forth while humming, producing a sound similar to a motorboat in water.
by ajs86 February 04, 2009

the act of placing one's face between a woman's breasts and quickly shaking your head in a "no" like gesture left to right while emulating the sound of a motorboat.
friend A: "friend B, i haven't seen you in ages"!
friend B: "friend A you old motorboating son-of-a-bitch! how are you doing"?
friend B: "friend A you old motorboating son-of-a-bitch! how are you doing"?
by andytheicon April 19, 2009

by Jersey_Guido December 16, 2008

The act of putting one's face between a voluptuous pair of breasts while making a vibrating noise with one's lips and shaking one's head back and forth between breasts, simulating the sound a motorized boat would make upon water.
by J No.5 August 17, 2010

A drinking team from the Las Vegas Valley. Originated from the depths of Lake Mead. Known to attend UNLV Rebel Basketball and Football games. Always taking applications. Required initiation is to motorboat gingers or amys.
by UNLVrunrebs August 14, 2011

by Tay Tay Sauce October 27, 2018
