Take a warm bowl of milk, drop testicles into bowl, have girl take straw and blow bubbles in milk while executing a handjob.
She's so wild she gave me a French Motorboat...
by JFW April 30, 2004
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a french motorboat takes place when a guy sticks his balls in a glass of milk and girl uses a straw to blow bubbles in the milk
Robert loves getting a french motorboat.
by Jackie Mother Fuckin' Jones August 1, 2003
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