1.A small, flexible twig or rod. "Mauritania, on the fifth medal, leads a horse with something like a thread; in her other hand she holds a switch."
2.(Railways) A movable part of a rail; or of opposite rails, for transferring cars from one track to another.
3.A separate mass or trees of hair, or of some substance (at jute) made to resemble hair, worn on the head by women.
4.(Elec.) A device for shifting an electric current to another circuit, or for making and breaking a circuit.