/ Dictionary / Index S southernly: Meaning and Definition of Find definitions for: south•ern•ly Pronunciation: (su'urn-lē), [key] — adj. southerly. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. southern lights southern magnolia 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