(as) sharp as a whip

(as) sharp as a whip

Very intelligent, clever, or quick-thinking. (A common but incorrect combination of the two phrases "sharp as a tack" and "smart as a whip.") Ted's as sharp as a whip, so he'll find a solution to this problem. Of course Ellen is our valedictorian—she's as sharp as a whip.
See also: sharp, whip
Farlex Dictionary of Idioms.
See also:
  • wip
  • smart as a whip
  • (as) smart as a whip
  • (as) sharp as a needle
  • sharp as a needle
  • be as sharp as a tack
  • sharp as a tack
  • (as) sharp as a tack
  • as bright as a button
  • bright as a button