rumble strip

noun
  1. one of a series of rough or slightly raised strips of pavement on a highway, intended to slow down the speed of vehicles, as before a toll booth.

Origin of rumble strip

First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for rumble strip

rumble strip

noun
  1. one of a set of roughly surfaced strips set in a road on the approach to a junction or hazard, to alert drivers by means of a change in tyre noise
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