zip - definition of zip by The Free Dictionary
zip (zĭp) n. 1. A brief sharp hissing sound. 2. Energy; vim: I just don't have any zip today. 3. A zipper. 4. Slang Nothing; nil; zero: He knows zip about the restaurant business. v. zipped, zip·ping, zips v.intr. 1. a. To move with a sharp hissing sound....