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.
Origin of all-weather
First recorded in 1955–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for all-weather
Historical Examples of all-weather
denoting a track, course, or pitch for athletic events or horse racing, made from material which is suitable for use in all weather conditions
Also: allweather an all-weather track or pitch
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012