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from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A snug elastic cap worn in the water especially to keep the hair dry.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a silicone, latex or lycra cap worn on the head by recreational and competitive swimmers.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a tight-fitting cap that keeps hair dry while swimming


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