When the boat churned away, they concluded the trip was a ruse.

It's churning away and will not be ready for a while.

The computer churned away for a few seconds, and then a new, larger, even more detailed image appeared on the screen.

This simple act, on many computers, can take 20 or 30 seconds to complete, and all during that time the hard disk is churning away.

A layer below the anger, I could feel anxiety churning away.

The vast paper factory was churning away on the site of Flaubert's house.

What if it was still churning away in the background, days or weeks or months from now?

"We want guys with calm exteriors, but churning away underneath."

Soon she has him churning away in the sheets.

But I better remember that the poison was still churning away.