tubing

1 ENTRIES FOUND:
tubing /ˈtuːbɪŋ/ Brit /ˈtjuːbɪŋ/ noun
tubing
/ˈtuːbɪŋ/ Brit /ˈtjuːbɪŋ/
noun
Britannica Dictionary definition of TUBING
[noncount]
1 
: material in the form of a tube : a series or system of tubes
2 
: the activity of riding on an inner tube over snow, down a river, etc.