a narrow strip of metal, wood, rubber, or the like placed between a door or window sash and its frame to exclude rain, wind, etc.
weath•er-stripPronunciation: (we&thslash;'ur-strip"), [key]
—v.t., -stripped, -strip•ping.
to apply weather stripping to (something).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.