/ Dictionary / Index E easterly: Meaning and Definition of Find definitions for: east•er•ly Pronunciation: (ē'stur-lē), [key] — adj., adv., n., pl. -lies. —adj. moving, directed, or situated toward the east: an easterly course. (esp. of a wind) coming from the east: an easterly gale. —adv. toward the east. from the east. —n. a wind that blows from the east. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: easterly (Thesaurus) easterling easterly wave Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language