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tube

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tube

  [toob, tyoob] noun, verb, tubed, tub⋅ing.
Use tube in a Sentence
–noun
1. a hollow, usually cylindrical body of metal, glass, rubber, or other material, used esp. for conveying or containing liquids or gases.
2. a small, collapsible, cylinder of metal or plastic sealed at one end and having a capped opening at the other from which paint, toothpaste, or some other semifluid substance may be squeezed.
3. Anatomy, Zoology. any hollow, cylindrical vessel or organ: the bronchial tubes.
4. Botany.
a. any hollow, elongated body or part.
b. the united lower portion of a gamopetalous corolla or a gamosepalous calyx.
5. inner tube.
6. Electronics. electron tube.
7. Informal.
a. television.
b. a television set.
8. mailing tube.
9. the tubular tunnel in which an underground railroad runs.
10. the railroad itself.
11. Surfing Slang. the curled hollow formed on the underside of a cresting wave.
12. British. subway (def. 1).
13. Australian Slang. a can of beer.
14. Older Slang. a telescope.
–verb (used with object)
15. to furnish with a tube or tubes.
16. to convey or enclose in a tube.
17. to form into the shape of a tube; make tubular.
—Idiom
18. down the tube or tubes, Informal. into a ruined, wasted, or abandoned state or condition.
Origin:
1590–1600; < L tubus pipe

Related forms:
tubeless, adjective
tubelike, adjective
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inner tube

 
–noun
a doughnut-shaped, flexible rubber tube inflated inside a tire to bear the weight of a vehicle.
Also called tube.

Origin:
1890–95

sub⋅way

  [suhb-wey]
–noun
1. Also called, especially British, tube, underground. an underground electric railroad, usually in a large city.
2. Chiefly British. a short tunnel or underground passageway for pedestrians, automobiles, etc.; underpass.
–verb (used without object)
3. to be transported by a subway: We subwayed uptown.
Origin:
1820–30; sub- + way 1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To tube
tube   (tōōb, tyōōb)   
n.  

    1. A hollow cylinder, especially one that conveys a fluid or functions as a passage.

    2. An organic structure having the shape or function of a tube; a duct: a bronchial tube.

    3. An electron tube.

    4. A vacuum tube.

    5. An underground railroad tunnel.

    6. An underground railroad system, especially the one in London, England.

    7. An inner tube.

    8. An inflatable tube or cushion made of rubber or plastic and used for recreational riding, as behind a motor boat or down a snow-covered slope.

    9. Television: What's on the tube?

    10. A television set.

  2. A small flexible cylindrical container sealed at one end and having a screw cap at the other, for pigments, toothpaste, or other pastelike substances.

  3. Music The cylindrical part of a wind instrument.

  4. Electronics

    1. An electron tube.

    2. A vacuum tube.

    3. An underground railroad tunnel.

    4. An underground railroad system, especially the one in London, England.

    5. An inner tube.

    6. An inflatable tube or cushion made of rubber or plastic and used for recreational riding, as behind a motor boat or down a snow-covered slope.

    7. Television: What's on the tube?

    8. A television set.

  5. Botany The lower, cylindrical part of a gamopetalous corolla or a gamosepalous calyx.

  6. Chiefly British

    1. An underground railroad tunnel.

    2. An underground railroad system, especially the one in London, England.

    3. An inner tube.

    4. An inflatable tube or cushion made of rubber or plastic and used for recreational riding, as behind a motor boat or down a snow-covered slope.

    5. Television: What's on the tube?

    6. A television set.

  7. A tunnel.

    1. An inner tube.

    2. An inflatable tube or cushion made of rubber or plastic and used for recreational riding, as behind a motor boat or down a snow-covered slope.

    3. Television: What's on the tube?

    4. A television set.

  9. Informal

    1. Television: What's on the tube?

    2. A television set.

  10. tubes Informal The fallopian tubes.

v.   tubed, tub·ing, tubes

v.   tr.

  1. To provide with a tube; insert a tube in.

  2. To place in or enclose in a tube.

v.   intr.
To ride or float on an inflated tube for recreation.

[French, from Old French, from Latin tubus.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Medical Dictionary

Main Entry: 1tube
Pronunciation: 't(y)üb
Function: noun
1 : a slender channel within a plant or animal body : DUCT —see BRONCHIAL TUBE, EUSTACHIAN TUBE, FALLOPIAN TUBE
2a : an often complex piece of laboratory or technical apparatus usually of glass and commonly serving to isolate or convey a product of reaction tube> b : TEST TUBE
3 : a collapsible cylindrical container (as of metal or plastic) from whicha paste is dispensed by squeezing tube>
4 : a hollow cylindrical device (as a cannula) used for insertion into bodily passages or hollow organs forremoval or injection of materials

Main Entry: 2tube
Function: transitive verb
Inflected Forms: tubed; tub·ing
: to furnish with, enclose in, or pass through a tubetubed —Anesthesia Digest>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

tube (t&oomacr;b, ty&oomacr;b)
n.

  1. A hollow cylinder, especially one that conveys a fluid or functions as a passage.

  2. An anatomical structure or organ having the shape or function of a tube; a duct.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Computing Dictionary

tube
1. A CRT terminal. Never used in the mainstream sense of TV; real hackers don't watch TV, except for Loony Toons, Rocky & Bullwinkle, Trek Classic, the Simpsons, and the occasional cheesy old swashbuckler movie.
2. electron tube.
3. (IBM) To send a copy of something to someone else's terminal. "Tube me that note."
[The Jargon File]
(1996-02-05)

The Free On-line Dictionary of Computing, © 1993-2007 Denis Howe
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Idioms & Phrases

tube

see down the tubes.

The American Heritage® Dictionary of Idioms by Christine Ammer.
Copyright © 1997. Published by Houghton Mifflin.
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