AskDefine | Define tube

Dictionary Definition



1 conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases [syn: tubing]
2 electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope [syn: vacuum tube, thermionic vacuum tube, thermionic tube, electron tube, thermionic valve]
3 a hollow cylindrical shape [syn: pipe]
4 (anatomy) any hollow cylindrical body structure [syn: tube-shaped structure]
5 electric underground railway [syn: metro, subway, underground]


1 provide with a tube or insert a tube into
2 convey in a tube; "inside Paris, they used to tube mail"
3 ride or float on an inflated tube; "We tubed down the river on a hot summer day"
4 place or enclose in a tube

User Contributed Dictionary

see Tube



from tube


  • /tjuːb/ (RP), /tuːb/ (US)
  • Rhymes: -uːb


  1. Anything that is hollow and cylindrical in shape.
  2. An approximately cylindrical container, usually with a crimped end and a screw top, used to contain and dispense semi-liquid substances.
    A tube of toothpaste.
  3. The London Underground railway system, originally referred to the lower level lines that ran in tubular tunnels as opposed to the higher ones which ran in rectangular section tunnels.
    No mate, I am taking the tube!
  4. A tin can containing beer (or other beverage?)
    • 1995, Sue Butler, Lonely Planet Australian Phrasebook: Language Survival Kit
      Tinnie: a tin of beer — also called a tube.
    • 2002, Andrew Swaffer, Katrina O'Brien, Darroch Donald, Footprint Australia Handbook: The Travel Guide [text repeated in Footprint West Coast Australia Handbook (2003)]
      Beer is also available from bottleshops (or bottle-o's') in cases (or 'slabs') of 24-36 cans (‘tinnies' or ‘tubes) or bottles (‘stubbies') of 375 ml each.
    • 2004, Paul Matthew St. Pierre, Portrait of the Artist as Australian: L'Oeuvre Bizarre de Barry Humphries
      That Humphries should imply that, in the Foster's ads, Hogan's ocker appropriated McKenzie's discourse (specifically the idiom "crack an ice-cold tube") reinforces my contention.
  5. A wave which pitches forward when breaking, creating a hollow space inside.
  6. A television. Also, derisively, boob tube.
    Are you just going to sit around all day and watch the tube?

Usage notes

Use for beer can was popularised in UK by a long-running series of advertisements for Foster's lager, where Paul Hogan used a phrase "crack an ice-cold tube" previously associated with Barry Humphries' character Barry McKenzie. (For discussion of this see Paul Matthew St. Pierre's book cited above.)
a pipe
the London underground
a tin can



from tubus


  • lang=fr|/tyb/
  • SAMPA: /tyb/


  1. pipe
  2. tube
  3. a hit
  4. (slang) Money

Extensive Definition

Tube may refer to:
  • Yoplait Tubes, the Canadian name for Go-Gurt portable yog(o)urt
Structural Engineering
  • Tube (structure), the predominate structural system for constructing tall buildings in the United States between World War II and the 1990's.
  • Tubes (software), a software program that combines file sharing and web publishing technologies

See also

tube in Danish: Rør
tube in German: Tube
tube in French: Tube
tube in Italian: Tube
tube in Japanese: チューブ
tube in Dutch: Tube

Synonyms, Antonyms and Related Words

Amtrak, L, Photronic cell, adjutage, amplifier, anode, attenuator, audio-frequency tube, baggage train, ballast regulator, ballast tube, barrel, base, beam-switching tube, bole, branch, cable railroad, cable railway, cask, catheter, cathode, cathode-ray tube, channel, choo-choo, cog railroad, cog railway, color kinescope, column, convertor, current regulator, cylinder, cylindroid, damper, detector, direct-viewing tube, discharge tube, discriminator, dissector tube, doubler, drainpipe, drum, efflux tube, el, electric, electric railway, electric train, electrode, electron-image tube, elevated, elevated railway, embankment, express, express train, feeder, feeder line, filament, fire hose, flier, flue pipe, flume, focus tube, freight, freight train, freighter, funicular, funnel, garden hose, gas phototube, gas pipe, generator, goods train, gravity-operated railway, grid, horse railway, hose, hosepipe, iconoscope, image dissector, image iconoscope, interurban, inverter, junction, kinescope, light railroad, lightning express, limited, limiter, line, local, local-oscillator tube, main line, metro, milk train, mixer tube, modulator, monorail, monoscope, multiplier, multiplier phototube, multipurpose tube, multivibrator, nipple, organ pipe, oscillator, output tube, parliamentary, parliamentary train, passenger train, phase inverter, photocathode, photoconductor cell, photomultiplier tube, phototube, photovoltaic cell, picture tube, pillar, pipe, pipeline, pipette, piping, plate, power tube, pulse generator, put through channels, rack railway, rack-and-pinion railroad, rack-and-pinion railway, radio tube, radio-frequency tube, rail, rail line, railroad, railroad train, railway, rattler, receiving tube, rectifier tube, reed, reed pipe, regulator, repeater, roadbed, roadway, roll, roller, rolling stock, rouleau, shuttle, shuttle train, siamese, siamese connection, sidetrack, siding, siphon, snorkel, soft phototube, soil pipe, special, standpipe, steam pipe, stem, straw, streamliner, street railway, streetcar line, subway, switchback, tap, terminal, terminus, track, train, tram, tramline, transducer, trestle, trigatron, trigger tube, trolley line, trunk, trunk line, tubing, tubulation, tubule, tubulet, tubulure, turnout, underground, vacuum phototube, vacuum tube, valve, waste pipe, water pipe, way train
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