Tube I Bike’s Cardboard Noun Bre Tjuːb Tuːb

• a bike’s inner tube
• the cardboard tube from the centre of a toilet roll
• a tube of toothpaste
• a tube of lager

tube

1. a long hollow pipe made of metal, plastic, rubber, etc., through which liquids or gases move from one place to another
• see also cathode ray tube
  https://www.oxfordlearnersdictionaries.com/definition/english/cathode-ray-tube
2. a hollow object in the shape of a pipe or tube
• a bike’s inner tube
• the cardboard tube from the centre of a toilet roll
3. a long narrow container made of soft metal or plastic, with a lid, used for holding thick liquids that can be squeezed out of it
• a tube of toothpaste
4. a can of beer
• a tube of lager
5. a part inside the body that is shaped like a tube and through which air, liquid, etc. passes
• see also fallopian tube
  https://www.oxfordlearnersdictionaries.com/definition/english/fallopian-tube
• bronchial tubes
• The oesophagus is the tube leading from the throat to the stomach.
6. the underground railway system in London
• a tube station/train
• We came by tube.
• She caught the wrong tube (= tube train).
7. the television
• See related entries: Watching TV
  https://www.oxfordlearnersdictionaries.com/topic/watching_tv/tube_2
8. a small tube placed in a child’s ear in order to drain liquid from it
9. to fail
• The education system is going down the tubes.

Extra Examples

• I bumped into him on the tube.
• I go to work by tube.
• I had to cram myself into a packed tube carriage.
• I often travel by tube
• I often travel on the tube
• I put the poster back into its tube.
• She poured the liquid down the tube.
• a tube of glue
• my tube journey to work
• He had to be fed through a feeding tube for several months.
• The bike’s inner tube was punctured in several places.
• The documents were rolled up in a cardboard tube.

Word Origin

• mid 17th cent.: from French tube or Latin tubus.