radar detector


plural radar detectors
: 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
: 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

Word History

First Known Use

1960, in the meaning defined at sense 1

Time Traveler
The first known use of radar detector was in 1960

Dictionary Entries Near radar detector

Cite this Entry

“Radar detector.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radar%20detector. Accessed 6 Feb. 2023.

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