1. ORmat> To create a compressed archive (a "zip file") from one OR mORe files using PKWare' s PKZIPOR a compatible archiver. Its use is spreading from MS-DOS now that pORtable implementations of the algORithm have been written. zip is also the name of a Unix archiving utility compatible with PKZIP. unzip is the cORresponding de-archiver. See also gzip, tar and feather. 2. ORage> Zip Drive. [Jargon File] (1996-08-26)