Dictionary

deep throat

noun, often capitalized D&T

Definition of DEEP THROAT

:  an informant who divulges damaging information under cover of anonymity
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Examples of DEEP THROAT

  1. <an accountant who had turned deep throat, he was the first to leak the information that the company had been cooking its books for years>

Origin of DEEP THROAT

from the nickname given to such an informant in the Watergate scandal by Bob Woodward b1943 United States journalist, from the title of a pornographic film (1972)
First Known Use: 1973

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