radar detector

noun
plural radar detectors

Definition of radar detector

1 : a device designed to alert the operator of a vehicle when it has been targeted by a radar beam (as from a police officer's radar gun) After fastening a radar detector to the windshield, he slaloms through traffic at illegal speeds for the seven-mile trip to Chrysler's Styling Dome …— Alex Taylor III He chuckled about the radar detector in his big station wagon … saying he never drove faster than 60 anyway.— Stephan Wilkinson
2 : radar gun The officer's radar detector recorded the vehicle speed between 55 and 60 mph, with the speed reaching 70 mph at one point on the 55 mph-limit roadway.— Robin Baumgarn

First Known Use of radar detector

1960, in the meaning defined at sense 1

Keep scrolling for more

Learn More about radar detector

Time Traveler for radar detector

Time Traveler

The first known use of radar detector was in 1960

See more words from the same year

Statistics for radar detector

Cite this Entry

“Radar detector.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radar%20detector. Accessed 28 Oct. 2020.

Comments on radar detector

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

WORD OF THE DAY

Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

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

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!