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Huff-Duff

[ huhf-duhf ]
/ ˈhʌfˌdʌf /
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noun

a method used by the Allies in World War II for locating enemy submarines and other naval or land targets through simultaneous bearings on their radio transmissions.

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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Origin of Huff-Duff

Vocalization of the abbreviation h.f.d.f. for high-frequency direction finder
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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