/ Dictionary / Index B boresome: Meaning and Definition of Find definitions for: bore•some Pronunciation: (bôr'sum, bōr'-), [key] — adj. tedious; dull; wearisome; boring. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. boresight Borg Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language