/ Dictionary / Index S southwest by west: Meaning and Definition of Find definitions for: southwest' by west' Pronunciation: [key] — Navig., Survey. Navig.,Survey. a point on the compass 11°15′ west of southwest. Abbr.: SWbW Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. southwest by south southwester 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