/ Dictionary / Index B bitser: Meaning and Definition of Find definitions for: bit•ser Pronunciation: (bit'sur), [key] — n. Australian Informal. a mongrel dog. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bit player bitstock Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language