• synonyms

passive restraint

See more synonyms for passive restraint on Thesaurus.com
  1. a safety device, as an air bag or special seat belt, that is activated automatically to protect an automobile passenger at the moment of impact when a collision occurs.
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Origin of passive restraint

First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018