/ Dictionary / Index B biog: Meaning and Definition of Find definitions for: bi•og Pronunciation: (bī'og), [key] — n. Informal. biography. biog. Pronunciation: [key] biographer. biographical. biography. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. biofuel biogas Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language