RETREADS

noun

1. A used tire whose surface, the tread, has been replaced to extend its life and use.
2. A person who re-entered military service in World War Two after serving in World War One.

verb

1. To replace the traction-providing surface of a vehicle that employs tires, tracks or treads.
2. To renew the tread of a tyre, providing a cheap, and possibly dangerous, product.

noun

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