¦ noun
1. chiefly Brit. a fastener consisting of two flexible strips of metal or plastic with interlocking projections closed or opened by pulling a slide along them.
2. informal energy; vigour.
¦ pronoun N. Amer. informal nothing at all.
¦ verb (zips, zipping, zipped)
1. fasten with a zip.
2. informal move or propel at high speed.
3. Computing compress (a file) so that it takes up less space.
Origin
C19: imitative.