/ Dictionary / Index H hardtack: Meaning and Definition of Find definitions for: hard•tack Pronunciation: (härd'tak"), [key] — n. a hard, saltless biscuit, formerly much used aboard ships and for army rations. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hardtack (Thesaurus) hard-surface hardtail Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language