weatherstrip

 
Pronunciation: /ˈwɛðəstrɪp/
North American

noun

  • a strip of rubber, metal, or other material used to seal the edges of a door or window against rain and wind.

verb (weatherstrips, weatherstripping, weatherstripped)

[with object]
  • apply a weatherstrip to (a door or window): I felt guilty that I had not yet weatherstripped that window

Derivatives

weatherstripping

noun