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Hey boss, can I get some time off work, I need some serious RKR.
by dball41 December 17, 2010
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2
Acronym of Resource to Kill Ratio, mentioned in the Max Brooks novel 'World War Z', describing the amount of kills to the amount of munitions expended.
Unfortunately, while an M60 looks impressive, it's RKR is really low.
by theconman94 January 23, 2011
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