Breadcrumb Home > Dictionary > Index H Huff-Duff: Meaning and Definition of Find definitions for: Huff-Duff Pronunciation: (huf'duf"), [key] — n. 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. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. huff huffish TrendingHere are the facts and trivia that people are buzzing about. The Book of Philippians: Summary Current Events This Week: May 2023 Preamble of the United Nations Charter Queen Victoria Books of the Bible: New Testament Books in Order The 88 Recognized Constellations ✖ Related Content Daily Word Quiz: foison Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language