1 definition by Nicholas Freedman

Top Definition
When a girl is giving a handjob she thinks it it necessary to pull guy's penis forward and backward similar to that of a car's manual transmission. Also can simply refer to a bad handjob.
Bob: I hooked up with that girl last night

Bill: Was it good?

Bob: No... I got the Gear shifter
by Nicholas Freedman July 10, 2008

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