a device for making, breaking, or changing the connections in an electrical circuit

a sudden shift or change, esp a sudden one

a slender flexible twig or rod

NAmer a set of railway points

a tress of hair attached to augment a hairstyle

a tuft of long hairs at the end of the tail of an animal, e.g. a cow

to make a sudden change in (something)

They had to switch the venue at the last minute

to exchange (things)

Can I switch places with you?

to cause (an electric current) to flow, stop flowing, or change path by means of a switch

chiefly NAmer to turn (rolling stock) from one railway track to another; to shunt

archaic to strike or beat (somebody or something) with or as if with a switch

to make a change or exchange

You can switch to a different course after your first year