WESTERLY Meaning of WESTERLY in English adj., adv., & n. --adj. & adv. 1. in a western position or direction. 2 (of a wind) blowing from the west. --n. (pl. -ies) a wind blowing from the west. Etymology: wester (adj.) f. OE westra f. WEST Oxford English vocab. Оксфордский английский словарь. 2012