/ Dictionary / Index A all-weather: Meaning and Definition of Find definitions for: all-weath•er Pronunciation: (ôl'we"ur), [key] — adj. designed to operate or be usable in any type of weather: an all-weather coat; an all-weather shelter. capable of resisting damage from exposure to any climatic conditions; weatherproof: an all-weather paint. in or including all types of weather: years of all-weather experience in the Arctic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: all-weather (Thesaurus) alluvium ally Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language