1 definition by leeharvey

Top Definition
Any harmless housecat weighing over 15 lbs (7 kg). The worst thing a heavy attack cat will ever do to a human being is take a good flying leap and land on them, thus rendering the human temporarily stunned and possibly unable to breathe.
Bob, why are you clutching your groin and crying?

My heavy attack cat thought my package was some kind of vermin.
by leeharvey June 30, 2004

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