A new set of hounds.
A new set of horses kept along a specific route so that they can replace animals that are tired.
(by extension) A new set of anything.
A series of vehicles travelling in sequence.
A track and field discipline where runners take turns in carrying a baton from start to finish. Most common events are 4x100 meter and 4x400 meter competitions.
An electrical actuator that allows a relatively small electrical voltage or current to control a larger voltage or current.
To release a new set of hounds.
To place (people or horses) in relays, such that one can take over from another.
To take on a new relay of horses; to change horses.
To pass on or transfer (information).
To lay (for example, flooring or railroad track) again.