American Dictionary

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Definition unzip in American English

unzip verb

[transitive] verb
/ʌnˈzɪp/
1

to open a piece of clothing or a bag by pulling a zipper (=an object with two rows of metal or plastic teeth that fit together to fasten something)

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2

to increase the size of a file to its original size after it has been reduced, using a computer program

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Definition unzip in American English