— zipperless , adj.
/zip"euhr/ , n.
1. Also called slide fastener . a device used for fastening clothing, valises, etc., consisting of two toothed tracks or spiral metal or plastic coils, each bordering one of two edges to be joined, and a piece that either interlocks or separates them when pulled.
2. a person or thing that zips.
3. a rubber and fabric boot or overshoe fastened up the leg by a zipper.
4. a large illuminated display of news bulletins or advertisements that rapidly and continuously flash by on an upper part of a building.
v.t. , v.i.
5. zip 2 .
[ 1920-25, Amer.; formerly a trademark; see ZIP 1 , -ER 1 ]