/ Dictionary / Index S southwester: Meaning and Definition of Find definitions for: south•west•er Pronunciation: (south"wes'turNaut.sou"wes'tur), [key] — n. a wind, gale, or storm from the southwest. sou'wester (defs. 1, 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: southwester (Thesaurus) southwest by west southwesterly Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language