Word Study
roadkill
CIDE DICTIONARY
roadkill, n. sing. & pl.
The body of an animal killed by a vehicle on a road; as, it is illegal in most places for a restaurant to serve roadkill as food for people. Also used metaphorically; as, “roadkill on the information superhighway” (a person or corporation defeated by others more expert at using the internet). [PJC]
For further exploring for "roadkill" in Webster Dictionary Online