a thin strip of metal, felt, wood, etc., used to cover the joint between a door or window sash and the jamb, casing, or sill so as to keep out drafts, rain, etc.
also weather strip
to fit or provide with weatherstrips
- (US) A narrow piece of material used to prevent cold air from entering a building through the edge of a window or a door.
(third-person singular simple present weatherstrips, present participle weatherstripping, simple past and past participle weatherstripped)
- To apply such a strip.