/ Dictionary / Index S southwest: Meaning and Definition of Find definitions for: south•west Pronunciation: (south"west'Naut.sou"west'), [key] — n. the point or direction midway between south and west. Abbr.: SW a region in this direction. the southwest region of the United States. —adj. lying toward, situated in, or directed toward the southwest. coming from the southwest, as a wind. —adv. in the direction midway between south and west. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: southwest (Thesaurus) Southwark South-West Africa Related Content Daily Word Quiz: ablution Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language