1. (noun) ZIP code, ZIP, postcode, postal code
a code of letters and digits added to a postal address to aid in the sorting of mail
Synonyms: postal code, vigor, zero, energy, goose egg, postcode, naught, aught, cipher, nix, zippo, nil, vigour, slide fastener, zip fastener, zipper, cypher, zilch, nothing, nada, null
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