knife switch

noun

A switch used to control the flow of electricity in a circuit, consisting of a hinge which allows a metal lever, or knife, to be lifted from or inserted into a slot or jaw to break or make electrical contact.

Similar
jackknife switch
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Meanings

nounknife switch (plural knife switches)

plural knife switches

  1. A switch used to control the flow of electricity in a circuit, consisting of a hinge which allows a metal lever, or knife, to be lifted from or inserted into a slot or jaw to break or make electrical contact.

    Synonyms: jackknife switch

Synonyms & antonyms

nounA switch used to control the flow of electricity in a circuit, consisting of a hinge which allows a metal lever, or knife, to be lifted from or inserted into a slot or jaw to break or make electrical contact.

Similar
jackknife switch
Also see
jackknife switch
Cite this entry
APA

knife switch. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/knife%20switch

MLA

“knife switch.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/knife%20switch. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “knife switch,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/knife%20switch.

Source: knife switch on Wiktionary, CC BY-SA 4.0.