Orginally called a "vince vaughn", the motorboat is another name for a mix of Southern Comfort and Mountain Dew Code Red.
Hey man, make me a delicious motorboat.
by heels November 15, 2006
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Carpet-munching, going down on a woman's vagina, muff-diving, cunnilingus
Hon, pwede ba kita i-motorboat mamayang gabi?
by Capt. JJ February 17, 2004
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To bang someone from behind in a repetitous "putt-putt" motion that resembles the sound of an idling motorboat.
by Headcaver December 29, 2007
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A person, generally female, who you would love perfrom motorboat on. She possesses cleavage that is astounding, and absolutely breathtaking to the human eye.
Damn, Kelli brought her boobs out for work today. She's looking quite motorboatable.
by Taquan April 28, 2008
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Vibrating ones lips over a females, hopefully large, chest.
The Motorboat cannot be explained, only enjoyed.
by Nick Beno July 13, 2006
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1. able to be motorboated. 2. the appearance of a womans breasts of being highly worthy of the act of motorboating, which is to dive in and indulge in a womans breasts with furous glee all the while making noises similar to that of a motorboat. also see motorboat (v.) and motorboating(v.)
Salma Hayaks Tits are so fuckin motorboatable.......

or

those 4D tits are motorboatable as hell
by wterasta March 10, 2010
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ta-tas that are able to be motorboated
Yo dude! Look at those ta-tas! They are so motorboatable!
by michellebigboobs December 7, 2010
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