Phrase guide

dead man's switch

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

A switch that ensures a fail-safe condition by automatically triggering an action (for instance, to stop a machine or vehicle) if a specified input from the operator is not made or is altered.

Definition source: English Wiktionary via Wiktextract

Examples

  • Holonyms: device, machine
  • This seat is equipped with a dead man's switch. As the theory goes, "if the driver stops sitting, the machine is quitting."

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: kill switch, switch, component, part

History

Etymology

No etymology was provided for this word.

Across languages

Translations

16 source translations are retained for this English entry.

  • Basque: gizaki hilaren gailu — dead man's switch
  • Chinese Mandarin: 失能开关 (shīnéng kāiguān) — dead man's switch
  • Danish: dødemandsknap — dead man's switch
  • Dutch: dodemansknop — dead man's switch
  • Finnish: kuolleen miehen kytkin — dead man's switch
  • French: homme-mort — dead man's switch
  • German: Totmannschalter — dead man's switch
  • German: Totmanneinrichtung — dead man's switch
  • Italian: uomo morto — dead man's switch
  • Japanese: デッドマン装置 (deddoman sōchi) — dead man's switch
  • Korean: 데드맨 장치 (dedeumaen jangchi) — dead man's switch
  • Polish: czuwak — dead man's switch
  • Portuguese: homem-morto — dead man's switch
  • Spanish: dispositivo de hombre muerto — dead man's switch
  • Spanish: interruptor presencial — dead man's switch
  • Swedish: dödmansgrepp — dead man's switch