/ Dictionary / Index T ten-gallon hat: Meaning and Definition of Find definitions for: ten'-gal•lon hat' Pronunciation: (ten'gal"un), [key] a broad-brimmed hat with a high crown, worn esp. in the western and southwestern U.S.; cowboy hat. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ten-four Ten-gauge Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language