[ waw-ter-bed, wot-er- ]

  1. a bed having a liquid-filled rubber or plastic mattress in a rigid, often heated, waterproof frame, and providing a surface that conforms to the sleeper's body in any position.

Origin of waterbed

First recorded in 1835–45; water + bed

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use waterbed in a sentence

  • She was fitted with two toothed driving wheels forward, which were revolved by suitable gearing when navigating on the water-bed.

  • The actual contour depth would be the distance between the sweep line and the water-bed, which could be added if desired.

  • The level of the ground water depends upon the underlying strata, and also upon the movements of the subterranean water bed.

  • I descended in a flowing, undulating fashion and settled softly on the water-bed, beside a large, up-jutting fang of rock.

    Child and Country | Will Levington Comfort
  • I could see where a moss-grown stone had been freshly turned over in the water-bed.

    Allan's Wife | H. Rider Haggard

British Dictionary definitions for water bed

water bed

  1. a waterproof mattress filled with water

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012