tubing
noun
- riding on an inner tube as a recreational activity
Wiktionary
noun
Etymology: From tube + -ing.
- Tubes, considered as a group.
- A length of tube, or a system of tubes.
- 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.”
- Tobogganing down a snowy slope or toboggan run on an inner tube.
verb
Etymology: From tube + -ing.
- present participle and gerund of tube