Top Definition
to exert unnecessary force
If Leo continues to hammerdick his car like that he's going to blow that shit up.
by cdamiano August 09, 2006
One who drives with careless disreguard. Used by truck drivers to describe eachother. Hammer as meant to be the accelerator, Dick as used to be dicking around and driving like a dickhead. Can also be used as Hammer Dicken.
Christina said to her boyfriend " I got behind this Hammer Dick on the freeway.


Marsha was Hammer Dicken to get home to make supper
by SpdR8ser December 12, 2007

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