roadkill \ˈ ̷ ̷ ˌ ̷ ̷ \noun 1.: the remains of an animal that has been killed on a road by a motor vehicle 2.: one (as a sports team, political figure, or company) that falls victim to intense competition < the effort became political roadkill — Gretchen Morgenson > < left their opposition for roadkill early in the tournament >