definition of
ZIP

[1] #1 ZIP v. [zip up, zipper, zip] close with a zipper; "Zip up your jacket--it's cold". wn

[2] #2 ZIP n. [nothing, nil, nix, nada, null, aught, cipher, cypher, goose egg, naught, zero, zilch, zip, zippo] a quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear zilch about it". wn

[3] #3 ZIP n. [ZIP code, postcode, postal code] a code of letters and digits added to a postal address to aid in the sorting of mail. wn

[4] #4 ZIP v. [travel rapidly, speed, hurry, zip] move very fast; "The runner zipped past us at breakneck speed". wn

[5] #5 ZIP n. [energy, vigor, vigour, zip] forceful exertion; "he plays tennis with great energy"; "he's full of zip". wn