/ Dictionary / Index S Sinatra: Meaning and Definition of Find definitions for: Si•na•tra Pronunciation: (si-nä'tru), [key] (Francis Albert), born 1915, U.S. singer and actor. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sinatra (Thesaurus) Sinarquist Sinbad 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