Hit-and-run and Roundup

Hit-and-run adjective - Involving a driver of a motor vehicle who leaves the scene of an accident.

Roundup and hit-and-run are semantically related. in attack topic. In some cases you can use "Roundup" instead a noun phrase "Hit-and-run".

Roundup noun - The activity of gathering livestock together so that they can be counted or branded or sold.

Hit-and-run and roundup are semantically related. Sometimes you can use "Hit-and-run" instead a noun "Roundup".