(US) Initialism of Zone Improvement Plan. (see ZIP Code) / (computing, uncountable) A common file format for data compression.

(computing, informal) A zip file.

simple past tense and past participle of zip

present participle of zip

(US, slang, sometimes derogatory) A Sicilian or Italian Mafioso who is relatively new to the United States.

Third-person singular simple present indicative form of zip up

(computing) A storage device, similar to a floppy disk drive but using disks with a much larger capacity (100, 250, or 750 MB, compared to a normal floppy disk capacity of 1.44 MB).

A fastener used in clothing, bags, etc, comprised of two rows of teeth that are made to fit into each other by moving a slider along their length and opened again by moving the slider in the other direction.

Uncommon form of zip code.

(US) A postal code, especially for addresses served by the US Postal Service, consisting of a five- or nine-figure number. / (US, by extension) Any postal code.