relay relay /ˈriːˌleɪ/

noun

1. () The act of passing something along from one person or group to another  ( relay )
   the act of passing something along from one person or group to another
    The relay was successful
   the relay was successful
   
2. Electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit  ( electrical relay , relay )
   electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit
   
   
3. A race between teams; each member runs or swims part of the distance  ( relay , relay race )
   a race between teams; each member runs or swims part of the distance
   
4. A fresh team to relieve weary draft animals  ( relay )
   a fresh team to relieve weary draft animals
   
5. A crew of workers who relieve another crew  ( relay )
   a crew of workers who relieve another crew
   

verb

1. () Pass along  ( relay )
   pass along
    Please relay the news to the villagers
   Please relay the news to the villagers
   
2. Control or operate by relay  ( relay )
   control or operate by relay