/ Dictionary / Index S self-executing: Meaning and Definition of Find definitions for: self-ex•e•cut•ing Pronunciation: (self"ek'si-ky"ting, self'-), [key] — adj. going into effect immediately without the need of supplementary legislation: a self-executing treaty. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. self-excited self-exile Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language