seat belt

or seat·belt

  1. a belt or strap in an automobile, airplane, etc., fastened around or sometimes diagonally across the midsection to keep the person safely secured, as during a sudden stop.
Compare lap belt.

Origin of seat belt

First recorded in 1945–50
Also called safety belt. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for seatbelt

Contemporary Examples of seatbelt

Historical Examples of seatbelt

  • Allenby looked up at him as Jenkins swung the helmet back and unhooked the seatbelt.

    Pleasant Journey

    Richard F. Thieme

British Dictionary definitions for seatbelt

seat belt

  1. Also called: safety belt a belt or strap worn in a vehicle to restrain forward motion in the event of a collision
  2. a similar belt or strap worn in an aircraft at takeoff and landing and in rough weather
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012