Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

seat belt

noun

Simple Definition of seat belt

  • : a strap on a vehicle's seat that holds a person in the seat if there is an accident

Source: Merriam-Webster's Learner's Dictionary

Full Definition of seat belt

  1. :  an arrangement of straps designed to hold a person steady in a seat (as in an airplane or automobile)

1932

First Known Use of seat belt

1932


SEAT BELT Defined for Kids

seat belt

noun

Definition of seat belt for Students

  1. :  a strap (as in an automobile or airplane) designed to hold a person in a seat





Seen and Heard

What made you want to look up seat belt? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

marked by grandiloquent style

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

reduce soothe perplex disapprove
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ