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   tube

   /tjuːb/

   noun

   • 1. a long, hollow cylinder of metal, plastic, glass, etc. for holding or transporting something, chiefly liquids or gases: "a plastic tube is connected to the tap and the beer is ready to be pulled"
   • ▪ the inner tube of a bicycle tyre.
   • ▪ material in a tubular form; tubing: "the firm manufactures steel tube for a wide variety of applications"
   • 2. a thing in the form of or resembling a tube.
   • ▪ a flexible metal or plastic container sealed at one end and having a screw cap at the other, for holding a semi-liquid substance ready for use: "a tube of toothpaste"
   • ▪ a rigid cylindrical container: "a tube of Smarties"
   • ▪ a can of beer: informal Australian "a tube of lager"
   • ▪ a hollow cylindrical organ or structure in an animal body or in a plant (e.g. a Eustachian tube, a sieve tube).
   • ▪ a woman's fallopian tubes: informal "women with blocked tubes"
   • ▪ a woman's close-fitting garment, typically without darts or other tailoring and made from a single piece of stretch fabric: "a tube skirt"
   • ▪ (in surfing) the hollow curve under the crest of a breaking wave: "he angled his board to get in the tube"
   • 3. the underground railway system in London: trademark in UK "a cross-London trek on the Tube"
   • ▪ a train running on the London underground system: "I caught the Tube home"
   • 4. a sealed container, typically of glass and either evacuated or filled with gas, containing two electrodes between which an electric current can be made to flow.
   • ▪ a cathode ray tube, especially in a television set: "colour tubes for portables"
   • ▪ television: informal North American "watching the tube in a country bar"
   • ▪ a thermionic valve. North American

   verb

   • 1. fit (a person or animal) with a tube to assist breathing, especially after a laryngotomy. informal
   • 2. convey in a tube: "the wells were flooded, and this water, tubed off, yielded a supply of 38,000 gallons per hour"
   • 3. travel on the underground railway system in London: informal British "I tubed to St Pancras"
   • 4. ride on water on a large inflated inner tube: "we tubed down creeks, slid down water cascades, and fished in canyons"

   Word Origin mid 17th century: from French tube or Latin tubus.

   Derivatives

   • 1. tubeless adjective
   • 2. tube-like adjective

   Scrabble Points: 6

   • T

     1

   • U

     1

   • B

     3

   • E

     1

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