road kill

or road·kill

Origin of road kill

An Americanism dating back to 1970–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for roadkill

roadkill

noun
  1. mainly US the remains of an animal or animals killed on the road by motor vehicles
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

Word Origin and History for roadkill

road kill

n.

animal killed by vehicular traffic, 1972; the figurative sense is from 1992.

Online Etymology Dictionary, © 2010 Douglas Harper