/ Dictionary / Index B black titi: Meaning and Definition of Find definitions for: black' ti'ti. Pronunciation: [key] See under. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blacktip shark blacktongue 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