The sound one makes by placing his or her face in cleavage and shaking their face back and forth while exhaling creating a "brrrrrrp rrrrp rrrrp rrrrp" sound.
The hummer she gave me was so good, I gave her a speedboat as my way of saying thanks.
ayon kay Michael ika-20 ng Oktubre, 2005
Its the male version of motor boat. Its when a girls motor boats your balls.
Dude Hillary speed boated me last night. Whats a speed boat? Its the new motor boat!
ayon kay More Joshy ika-14 ng Setyembre, 2009
The act of "buzzing" ones lips, imitating the sound of a speed boat. Then applying the vibration of the lips or "engine" to the grundle.
Jerry was tickled when Denise perform a speedboat while he lounged in his Lazy Boy recliner.
ayon kay T-Hype ika-06 ng Hulyo, 2005
Probably the coolest of the boats. Very fast and often used for racing. Also the nickname for Elizabeth SpeedBoat. Elizabeth SpeedBoat from Aspen Colorado/Los Angeles California is an artist, and the most expert of expert enterprenuers.
You want to wakeboard behind my speedboat? Hey SpeedBoat, you wanna hit this bong?
ayon kay errizarif ika-20 ng Abril, 2009

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