crash helmet

noun

Definition of crash helmet

  1. :  a helmet that is worn (as by motorcyclists) as protection for the head in the event of an accident

Circa 1918

First Known Use of crash helmet

circa 1918


CRASH HELMET Defined for English Language Learners

crash helmet

noun

Definition of crash helmet for English Language Learners

  • : a very strong, hard hat that is worn to protect your head when you are riding a bicycle, motorcycle, etc.

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