a functional set of brakes.
a running engine.
a running joke among us.
a running start.
as mountain stream with freely running water.
cost of lumber per running foot.
he broke into a run.
he has responsibility for the running of two companies at the same time.
his daily run keeps him fit.
hovels without running water.
in running (or working) order.
running plays worked better than pass plays.
the coach put great emphasis on running.
the defensive line braced to stop the run.
the team's running plays worked better than its pass plays.
took a running jump.