switch plug

noun

1. a plug, as for an electric iron, equipped with an on-off switch.

Word History and Origins

Origin of switch plug¹

First recorded in 1900–05

Example Sentences

Miller slipped the switch plug in place, started the motor and put on the power, with just enough force to set the screw slowly revolving.

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Put the flags and other stuff in the cockpit, lock the engine cover, take the switch plug with you, and the boat will be as safe as if she had a regiment of men on guard.”

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Instead of changing the current operated by hand, this may be done automatically by connecting the lamps in parallel on the lighting circuit and each connected in series with a thermostatic switch plug provided with a heating coil which operates to automatically open and close the circuit through the respective lamp.

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