2 definitions by humandumpster

Top Definition
When you are fucking a girl doggie style and you put your thumb in her ass to steer the direction of the motion
She was pulling away so i had to mississippi riverboat her ass back on track
by humandumpster May 10, 2010
When you are with a random girl and you are doing it doggie style. Just as she comes you punch her in the tailbone.
I gave that random bitch a milkbone last night
by humandumpster April 22, 2010
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