English definition of “zip”
/zɪp/ verb (present participle zipping, past tense and past participle zipped)
› [T] (also zip up) to fasten something with a zip: He zipped up his jacket.
› (also zip up) to reduce the size of a computer file (= collection of information) so that it uses less space and can be sent or stored more easily
zip along/around/past, etc informal › to move somewhere very quickly