1. AT> To creATe a compressed archive (a "zip file") from one or more files using PKWare' s PKZIP or 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. Zip Drive. [Jargon File] (1996-08-26)