unzipper

English

Etymology 1

From un- +‎ zipper.

Verb

unzipper (third-person singular simple present unzippers, present participle unzippering, simple past and past participle unzippered)

(transitive) To unzip.
- 1998, Robert J. Andreach, Creating the self in the contemporary American theatre, page 30:
  He unzippers his fly, but he does not ask Mae to come to him as Lloyd did in scene 1.

Etymology 2

From unzip +‎ -er.

Noun

unzipper (plural unzippers)

(computing) A program that extracts files from compressed archives.
- 1992 March 31, PC Mag, volume 11, number 6:
  The problem is that you may not have the necessary unzipper.
- 1995, Urban A. LeJeune, Jeff Duntemann, Mosaic and Web Explorer, page 202:
  Which comes first, the ZIP file or the unzipper? You can't uncompress a file containing PKUNZIP unless you first have PKUNZIP.