Definitions by Nicholas Freedman

Gear shifter 

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

Gear shifter by Nicholas Freedman July 4, 2008