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speed trap

a section of a road where hidden police, radar, etc., carefully check the speed of motorists and strictly enforce traffic regulations: sometimes characterized by hard-to-see signals, hidden traffic signs, etc.
Origin of speed trap
1920-25 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for speed trap
  • Probe data were compared with speed trap data from instrumented roadway locations.
  • The lower speed calculated from timing of pulses generated by the two-loop speed trap is attributed to a pair of factors.
  • However, it is the responsibility of the traffic engineer to establish a speed limit which does not create a speed trap.
  • First, using a speed trap station, a pair of detectors is placed on a length of roadway.
  • The cameras are being perceived as a speed trap and several citations have been issued.
British Dictionary definitions for speed trap

speed trap

a section of road on which the police check the speed of vehicles, often using radar
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
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