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1 definition by Killa Money Hacksaw Juggalo

 
1.
When railing a broad doggy-style, your thumb is inserted into her anus, as you twist your hand back and forth, like steering a truck. Often used as a test for willingness for anal sex, sometimes resulting in the dolphin
I gave Colleen the truck driver last night to see if she was down for some backdoor, but i got the dolphin.
by Killa Money Hacksaw Juggalo January 16, 2009