- Informal. the body of an animal killed on a road by a motor vehicle.
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
- mainly US the remains of an animal or animals killed on the road by motor vehicles
Word Origin and History for roadkill
animal killed by vehicular traffic, 1972; the figurative sense is from 1992.
Online Etymology Dictionary, © 2010 Douglas Harper