/ Dictionary / Index H half-cocked: Meaning and Definition of Find definitions for: half-cocked Pronunciation: (haf'kokt', häf'-), [key] — adj. (of a firearm) at the position of half cock. lacking mature consideration or enough preparation; ill-considered or ill-prepared; half-baked. to act or happen prematurely: He went off half-cocked and told everyone the news. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. half cock half crown Related Content Daily Word Quiz: rotund Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language