0 a thing for fastening clothes, bags, etc., consisting of two rows of very small parts that connect together -- cremallera
Your zip’s undone.
1 to fasten something with a zip -- subirse la cremallera de
He zipped up his jacket.
4 a zip code -- código postal [ masculine, singular ]
address and zip dirección y código postal
5 zipper -- cremallera [ feminine, singular ]
Do up your zip. Abróchate la cremallera.