A used tire whose surface, the tread, has been replaced to extend its life and use.

(military, slang) A person who re-entered military service in World War II after serving in World War I.

(sometimes figurative) A return over ground previously covered; a retraversal or repetition.

To replace the traction-providing surface of a vehicle that employs tires, tracks or treads.

(chiefly UK) To renew the tread of a tyre, providing a cheaper alternative to buying a new tyre, but potentially introducing a risk of premature failure if performed improperly.

(transitive) To tread again, to walk along again, to follow a path again.