when chickens have teeth

when chickens have teeth

At a time that will never come to pass. (Used to show skepticism or cynicism over some hypothetical situation.) A: "If we could just both political parties to agree on a tax reform bill, we could bring the deficit down in no time." B: "Sure, that will happen—when chickens have teeth!" I'm sure that David would be happy to pay for everyone—when chickens have teeth, that is.
See also: chicken, have, teeth
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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