be chalk and cheese

be chalk and cheese

To be very different from one another. Good luck getting those two to talk to each other—they're like chalk and cheese. My daughters are chalk and cheese these days—one loves baseball and the other loves ballet.
See also: and, chalk, cheese
Farlex Dictionary of Idioms.
See also:
  • like chalk and cheese
  • (as) different as chalk and cheese
  • as different as chalk and cheese
  • chalk
  • Cheese it the cops!
  • cheese it-the cops!
  • apples and oranges, like comparing
  • chalk out
  • have more holes than Swiss cheese
  • Swiss
References in periodicals archive
According to Border's article in the Daily Telegraph, he opined that the standard of bowling Warner will face in Africa and the conditions he would experience will be chalk and cheese to the challenges that await him in England.