noun

1. A twist or fold.

2. Any of the folds on the surface of the brain.

3. The shape of something rotating; a vortex.

noun

1. The high-pitched sound of a small object moving rapidly through air.

2. Energy; vigor; vim.

3. A zip fastener.

Synonyms: slide fastener, zip fastener, zipper, whizz, zing

verb

1. To close with a zip fastener.

2. To close as if with a zip fastener.

   “zip one's lip”

3. To compress (one or more computer files) into a single and often smaller file, especially one in the ZIP format.

Synonyms: zip up

pronoun

1. Zero; nothing.

   “I know zip about economics.”

interjection

1. Imitative of high-pitched sound of a small object moving rapidly through air.

Synonyms: whee, whizz, zing