tubed (Adjective) — Of a tire; having an inner tube.
tubed (Verb) — Provide with a tube or insert a tube into.
tubed (Verb) — Convey in a tube. ex. "inside Paris, they used to tube mail"
tubed (Verb) — Ride or float on an inflated tube. ex. "We tubed down the river on a hot summer day"
tubed (Verb) — Place or enclose in a tube.