/ Dictionary / Index B bolthead: Meaning and Definition of Find definitions for: bolt•head Pronunciation: (bōlt'hed"), [key] — n. the head of a bolt. (formerly) a matrass. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. boltel bolt-hole Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language