Definition of "zipper" []

• A fastening device consisting of parallel rows of metal, plastic, or nylon teeth on adjacent edges of an opening that are interlocked by a sliding tab. (noun)
• To fasten or unfasten or become fastened or unfastened with a zipper; zip. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Don't agree with everything you say, but that fish with a zipper is the best comeback I've heard in years."
• "After a moment that seemed like an eternity, the guy in the back shouted, The zipper is stuck!"
• "Marinate the chicken for 3 to 24 hours in zipper bags."