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
a. To move with a sharp hissing sound.
b. To move or act with a speed that suggests such a sound: The cars zipped by endlessly.
2. To act or proceed swiftly and energetically: zipped through her homework.
3. To become fastened or unfastened by a zipper: The dress zips up the back.
1. To cause to move with speed and force: zipped the ball to a teammate.
2. To fasten or unfasten with a zipper: zipped up his jacket.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.