/ Dictionary / Index S secco: Meaning and Definition of Find definitions for: sec•co Pronunciation: (sek'ōIt.sek'kô), [key] — n. See —adj. (of notes or passages in a musical score) played and released abruptly and without resonance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Secchi secede 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