Definitions
1.verbTo supply with, or enclose in, a tube."She tubes lipstick in the cosmetics factory."
2.verbTo ride an inner tube."They tubed down the Colorado River."
3.verbTo intubate."The patient was tubed."
4.nounTubes, considered as a group
5.nounA length of tube, or a system of tubes
6.nounThe recreation of riding down a river on an inner tube
7.nounThe recreation of tobogganing down a snowy slope or toboggan run on an inner tube