zip

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A brief sharp hissing sound.
2. n. Energy; vim.
3. n. A zipper.
4. n. Slang Nothing; nil; zero: received zip for money after doing the job for them.
5. v. To move with a sharp hissing sound.
6. v. To move or act with a speed that suggests such a sound: The cars zipped by endlessly.
7. v. To act or proceed swiftly and energetically: zipped through her homework.
8. v. To become fastened or unfastened by a zipper.
9. v. To give speed and force to.
10. v. To impart life or zest to.
11. v. To fasten or unfasten with a zipper.

Century Dictionary and Cyclopedia

1. n. The sound of a bullet passing through the air or striking against an object.

Wiktionary

1. n. The high-pitched sound of a small object moving rapidly through air.
2. n. Energy; vigor; vim.
3. n. UK, New Zealand A zip fastener.
4. n. Zero; nothing.
5. n. A trip on a zipline
6. interj. The high-pitched sound of a small object moving rapidly through air.
7. v. transitive To close with a zip fastener.
8. v. transitive, figuratively To close as if with a zip fastener.
9. v. transitive, computing To compress (one or more computer files) into a single and often smaller file, especially one in the ZIP format.
10. v. intransitive (followed by a preposition) To move rapidly (in a specified direction or to a specified place) with a high-pitched sound.
11. v. intransitive, colloquial (followed by a preposition) To move in haste (in a specified direction or to a specified place).
12. v. transitive To make (something) move quickly
13. v. To travel on a zipline.
14. n. US Shortened form of ZIP code, the US postal code.
15. n. US Any postal code, for any country.

GNU Webster's 1913

1. n. A hissing or sibilant sound such as that made by a flying bullet.
2. v. To make, or move with, such a sound.

WordNet 3.0

1. n. a quantity of no importance
2. v. close with a zipper
3. n. a code of letters and digits added to a postal address to aid in the sorting of mail
4. n. forceful exertion
5. v. move very fast
6. n. a fastener for locking together two toothed edges by means of a sliding tab