Top definition
Utilizing a cellular device to engage in the act of motorboating.
Phone conversation:

Ring, Ring
Sam: "Hello"
Erin: "Hey buddy, how are you?"
Sam: "Good, what up?"
Erin: "Dude, put your phone on Karen's tits and rub it back and forth."
Sam: "Dude, what's wrong with you?...but ok"
Erin: "Haaaa"
Sam: "Dude are you really cellular motorboating my girlfriend?"
by Hampton's Finest 2 August 16, 2012
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