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Adjective: nifty (niftier,niftiest)  nif-tee
  1. Very good
    "he did a nifty job";
    - bang-up [N. Amer, informal], bully, corking [Brit, informal], cracking [Brit, informal], dandy, great, groovy [informal], keen, neat, not bad, peachy, slap-up, swell, smashing, ripper [Austral], grouse [Austral, NZ], lovely

Derived forms: niftier, niftiest

See also: good

Encyclopedia: Nifty