Definitions from Wiktionary (Switch)

▸ noun:  A device to turn electric current on and off or direct its flow.
▸ noun:  A change or exchange.
▸ noun:  (rail transport, US) A movable section of railroad track which allows the train to be directed down one of two destination tracks; (set of) points.
▸ noun:  A slender woody plant stem used as a whip; a thin, flexible rod, associated with corporal punishment in the United States.
▸ noun:  (music) Synonym of rute.
▸ noun:  (computer science) A command line notation allowing specification of optional behavior.
▸ noun:  (computing, programming) A programming construct that takes different actions depending on the value of an expression.
▸ noun:  (computing, networking) A networking device connecting multiple wires, allowing them to communicate simultaneously, when possible. Compare to the less efficient hub device that solely duplicates network packets to each wire.
▸ noun:  (telecommunications) A system of specialized relays, computer hardware, or other equipment which allows the interconnection of a calling party's telephone line with any called party's line.
▸ noun:  (genetics) A mechanism within DNA that activates or deactivates a gene.
▸ noun:  (especially BDSM) One who is willing to take either a submissive or a dominant role in a sexual relationship.
▸ noun:  (historical) A separate mass or tress of hair, or of some substance (such as jute) made to resemble hair, formerly worn on the head by women.
▸ noun:  (card games) A variant of crazy eights where one card, such as an ace, reverses the direction of play.
▸ noun:  (firearms, slang) Synonym of Glock switch.
▸ noun:  (slang, metonymically) A Glock pistol equipped with a Glock switch.
▸ verb:  (transitive) To exchange.
▸ verb:  (transitive) To change (something) to the specified state using a switch.
▸ verb:  (transitive, in modern times Southern US) To whip or hit with a switch.
▸ verb:  (intransitive) To change places, tasks, etc.
▸ verb:  (slang, intransitive) To get angry suddenly; to quickly or unreasonably become enraged.
▸ verb:  To swing or whisk.
▸ verb:  To be swung or whisked.
▸ verb:  To trim.
▸ verb:  To turn from one railway track to another; to transfer by a switch; generally with off, from, etc.
▸ verb:  (ecclesiastical) To shift to another circuit.
▸ verb:  (intransitive) To take on the opposite role (leader vs. follower) in a partner dance.
▸ adjective:  (snowboarding) Pertaining to riding with the front and back feet swapped round compared to one's normal position.
▸ adjective:  (freestyle skiing) Pertaining to skiing backwards.
▸ noun:  (video games) Ellipsis of Nintendo Switch.

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