Translate zipper | into French | into German | into Italian | into Spanish Definition of zipper
noun
1a device consisting of two flexible strips of metal or plastic with interlocking projections closed or opened by pulling a slide along them, used to fasten garments, bags, and other items.
2a display of news or advertisements that scrolls across an illuminated screen fixed to the upper part of a building.
verb
[with object] fasten or provide (something) with a zipper:he wore a running suit zippered up tight