Kryptonite

(redirected from Kryponite)
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Drug slang A regional term for crack cocaine
Vox populi A fictional element from the Superman saga which is one of the few things that weakens the Man of Steel. Prolonged exposure to Kryptonite is capable of killing Superman.
References in periodicals archive ?
But within 15 minutes Celtic had unleashed a dose of Kryponite in the giant American's face and as Friedel fell to the floor so did Blackburn's chances of winning the Battle of Britain.