noun / verb
zip
A sliding-tooth fastener used to close an opening.
The zip on my backpack keeps the main compartment closed.
Etymology
Zip is shortened from zipper, a name associated with the fastener's quick zipping motion and sound. It names the sliding-tooth closure itself.
More examples
- The jacket has a sturdy metal zip.
- Please zip your coat before you go outside.
- She zipped the suitcase shut.
Forms
zip · zips · zipped · zipping
unzip verb — Open something by sliding its fastener apart.
Similar words
- zipper
- The usual American term for the same fastener.