This phrase is a combination of balls to the wall and pedal to the metal. It is used to describe the reckless courage displayed by an automobile driver who performs death-defying driving maneuvers to escape pursuing law enforcement.
Guy 1: Did you see Vanishing Point last night?

Guy 2: Yeah, Kowalski really put his balls to the metal and left those cops in the dust!
by grovemeister January 22, 2008
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