<p><strong>Noun</strong></p><ul><li>Also called slide fastener.</li><li>A device used for fastening clothing, valises, etc., consisting of two toothed tracks or spiral metal or plastic coils, each bordering one of two edges to be joined, and a piece that either interlocks or separates them when pulled.</li><li>A person or thing that zips.</li><li>Zip.</li><li>A rubber and fabric boot or overshoe fastened up the leg by a zipper.</li><li>A large illuminated display of news bulletins or advertisements that rapidly and continuously flash by on an upper part of a building.</li></ul><p><strong>Verb</strong></p><ul><li>(Used with or without object) zip.</li></ul>