Definition of relay
- relay Noun An electrical actuator that allows a relatively small electrical voltage or current to control a larger voltage or current.
- relay Noun 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.
- relay Verb To pass or transfer from one person to another, especially repeatedly through a series of persons.
- relay Verb To lay again.