belt vs seat belt

belt

noun
  • A band used as a restraint for safety purposes, such as a seat belt. 

  • A powerful blow, often made with a fist or heavy object. 

  • A band worn around the waist to hold clothing to one's body (usually pants), hold weapons (such as a gun or sword), or serve as a decorative piece of clothing. 

  • One of certain girdles or zones on the surface of the planets Jupiter and Saturn, supposed to be of the nature of clouds. 

  • The part of the strike zone at the height of the batter's waist. 

  • A device that holds and feeds cartridges into a belt-fed weapon. 

  • A quick drink of liquor. 

  • A trophy in the shape of a belt, generally awarded for martial arts. 

  • Anything that resembles a belt, or that encircles or crosses like a belt; a strip or stripe. 

  • A collection of small bodies (such as asteroids) which orbit a star. 

  • A geographical region known for a particular product, feature or demographic (Corn Belt, Bible Belt, Black Belt, Green Belt). 

  • A vocal tone produced by singing with chest voice above the break (or passaggio), in a range typically sung in head voice. 

  • A band that is used in a machine to help transfer motion or power. 

  • A band of armor along the sides of a warship, protecting the ship's vital spaces. 

verb
  • To fasten a belt on. 

  • To invest (a person) with a belt as part of a formal ceremony such as knighthood. 

  • To hit with a belt. 

  • To scream or sing in a loud manner. 

  • To move very fast. 

  • To encircle. 

  • To hit a pitched ball a long distance, usually for a home run. 

  • To hit someone or something. 

  • To drink quickly, often in gulps. 

seat belt

noun
  • A restraining belt attached to a vehicle seat and fastened around occupants in order to keep them in place and decelerate them smoothly rather than suddenly in an accident, mitigating the risk of injury from uncontrolled impact with injurious objects. 

How often have the words belt and seat belt occurred in a corpus of books? (source: Google Ngram Viewer )