One who or that which operates a switch. / One who or that which switches, or changes to something else. / (electronics) A switchmode power supply.

plural of switcher

(rail transport, US) a diesel locomotive that combines the duties of a switcher with those of a locomotive hauling trains from one place to another.

plural of road switcher

plural of code-switcher

Someone who code-switches (alternates between two or more languages during spoken conversation).

(informal, Canada, US) A sneaky, unexpected, or clever swap or exchange.

(transitive, uncommon) To swap or exchange surreptitiously.

plural of switcheroo

Third-person singular simple present indicative form of switcheroo