/ Dictionary / Index S S.W.G.: Meaning and Definition of Find definitions for: S.W.G. Pronunciation: [key] standard wire gauge. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sweven swidden Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language