- 1[transitive, intransitive] unzip (something) if you unzip a piece of clothing, a bag, etc., or if it unzips, you open it by undoing the zipper that fastens it opposite zip up
- 2[transitive] unzip something (computing) to return a computer file to its original size after it has been compressed (= made smaller) synonym decompress, zip
unzip
verbNAmE//ʌnˈzɪp//
Verb Forms present simple I / you / we / they unzip he / she / it unzips
past simple unzipped
-ing form unzipping
Check pronunciation: unzip