Definition of "niftiest" []

• Superlative form of nifty: most nifty. (adjective)

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• "Drink Up: In one of the niftiest juxtapositions of the year, HBO's Boardwalk Empire (9/8c) continues its second season of Prohibition-era drama in delicious counterpoint to Ken Burns' latest social history, the spirited Prohibition (PBS, Sunday-Tuesday, check local listings)."
• "I've followed you, from the time Kal Aufman knocked you out to your last handling of Nat Belson, and I take it you're the niftiest thing in the line of managers that ever came down the pike."
• "Some of the niftiest 3 dimensional graphics in the history of TV were on display."