/ Dictionary / Index S signorino: Meaning and Definition of Find definitions for: si•gno•ri•no Pronunciation: (sēn"yô-rē'nōIt.sē"nyô-rē'nô), [key] — pl. -nos, -ni a conventional Italian title of respect for a young man. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. signorina signory Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language