- to unfasten (a zipper)
- to unfasten the zipper of
to become unfastened by means of a zipper
tr. & intr.v.un·zipped, un·zip·ping, un·zips
To open or unfasten by means of a zipper or become unzipped.
(third-person singular simple present unzips, present participle unzipping, simple past and past participle unzipped)