be chalk and cheese

(redirected from be as different as 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
References in periodicals archive ?
In their new series, they're also sharing a flat and, while they're supposed to be as different as chalk and cheese, they are of course as similar as Caerphilly and Camembert.