1. (

• 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" ;

2. (

• ZIP_code ,
• ZIP ,
• postcode ,
• postal_code

) a code of letters and digits added to a postal address to aid in the sorting of mail ;

3. (

• energy ,
• vigor ,
• vigour ,
• zip

) forceful exertion; "he plays tennis with great energy"; "he's full of zip" ;

4. (

• slide_fastener ,
• zip ,
• zipper ,
• zip_fastener

) a fastener for locking together two toothed edges by means of a sliding tab ;

1. (

• zip_up ,
• zipper ,
• zip

) close with a zipper; "Zip up your jacket;

2. (

• travel_rapidly ,
• speed ,
• hurry ,
• zip

) move very fast; "The runner zipped past us at breakneck speed" ;