zip·​lock ˈzip-ˌläk How to pronounce ziplock (audio)
: having an interlocking groove and ridge that form a tight seal when pressed together
a ziplock plastic bag

Word History


from Ziploc, trademark for a plastic bag with such a seal

First Known Use

1968, in the meaning defined above

Time Traveler
The first known use of ziplock was in 1968

Dictionary Entries Near ziplock

Cite this Entry

“Ziplock.” Dictionary, Merriam-Webster, Accessed 5 Mar. 2024.

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