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