don't you dare!

don't you dare

An emphatic way to tell someone not to do something. Don't you dare say something vulgar like that to your mother! Don't you dare touch that autographed baseball—it's worth a lot of money!
See also: dare

don’t you ˈdare (do something)!

(spoken) used to tell somebody strongly not to do something: ‘I’ll tell her about it.’ ‘Don’t you dare!’Don’t you dare say anything to anybody.
References in periodicals archive ?
M2 PRESSWIRE-August 13, 2019-: Filipina widow Red Tan launches empowering single 'Don't You Dare!'
But that would completely defeat the object of playing - so don't you dare!
As Giles Nelson, defending, stood up to speak for his client, Judge Tabor said: "Don't you dare!"
As Giles Nelson, defending, stood up to speak for his client, Judge Tabor said: "Don't you dare!" and issued a warrant for Jones's arrest, without bail.
'And she said, 'Don't you dare! Your nana will go mad if she sees you half-naked in a lads' mag'.
More than 13,000 school employees participated in a "Don't You Dare!" rally outside district headquarters.
"Podge said to her,'What would you do if we decided to show your sex tape?' "And Abi answered, 'I'd probably sue you - don't you dare!' The boys pretended that they had to go ahead and play the clip - Abi was horrified.
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