labour-saving device BrE
labor-saving device AmE

America is a land of couch potatoes, where labor-saving devices do the physical work and computer games replace active sports.

He was a veritable labor-saving device in a striped uniform.

"They are very hard-working but they're not used to thinking in terms of labor-saving devices."

After all, a steam drill could be a valuable labor-saving device.

It is easy to sneer at labor-saving devices now, when they are everywhere.

At the same time, labor-saving devices made sweat ever scarcer.

Reproductive physiologists are hard at work today on that ultimate labor-saving device.

"I intended to use your army as a labor-saving device?"

These labor-saving devices are especially useful after you've been entertaining.

Special interests can generate campaign funds, but here they are basically labor-saving devices.