Top definition
To launch into a vicious often unprovoked attack.

To knock 10 bells out of someone, Take them to the f-ing cleaners, To come at them like a spider monkey.
"drunk baffoon spilled my pint! im gona go killer willard on you motherfucker!!

"yeah all they found was his shoes" - "yeah he went killer willard on that guy"
by jacklogan July 29, 2009
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