Photojournalists who have to take pictures on the run might add "indispensable."

That young man lost his honey when she took it on the run.

They hurried into the hotel and took the stairs on the run.

He had a mental map of the city now: the hot buildings, the alleys to be taken only on the run.

The two on the other side were taking it on the run.

The last of the crooked tribe took it on the run.

I still had seen no sign of anyone else, so I took after him on the run.

Taking it on the run, Clyde reached a corner before the police car arrived.

But why had he taken the truck on the normal run?

Instead of turning in the money (which would have brought a $50,000 reward), he took it on the run and became a folk hero.