tubing

noun

1. (collective, countable, uncountable)Tubes, considered as a group.
2. (countable, uncountable)A length of tube, or a system of tubes.
3. (countable, uncountable)Riding down a river on an inner tube recreationally.

   “Enticed by boozy tubing experiences, throngs of twentysomething backpackers cemented its spot on south-east Asia’s famed backpacker trail.”

4. (countable, uncountable)Tobogganing down a snowy slope or toboggan run on an inner tube.

verb

1. (form-of, gerund, participle, present)present participle and gerund of tube