patch board

noun

1. a device with a large number of sockets into which electrical plugs can be inserted to form many different temporary circuits: used in telephone exchanges, computer systems, etc Also calledplugboard

Example Sentences

One woman found a patch board behind some garbage cans six blocks away and left it on Cereceda’s porch.

From Washington Post

The exhibits include a military patch board, base timeline and a display of assigned aircraft.

From Washington Times