Top Definition
Protest something or someone by getting on top of a Humvee ranting and raving about an injustice to attract support.
(made popular by Ivy Supersonic parking her Humvee outside Rupert Murdoch's NYC condo screaming "Pay up Rupert!"
I should go right in front of that ripoff store and Rock the Hummer.
by Morty C. November 29, 2007
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