Charley kept backing away, and then he turned to the phone, mounted on the wall.

What do they say in horse racing: keep backing him until he loses?

Trap kept backing away until he was in the storage yard and found himself up against the stone wall.

People keep backing away when I try to ask them questions.

He kept backing away, making them follow him toward the bow compartment.

Would the pieces of this puzzle keep backing out of my reach?

As long as that continues, I will keep backing him.

He seemed to know it, and so did Sir Guy, who kept backing his horse away, trying to open space for full swings.

Also, punters who keep backing a particular horse are said to "back up."

The body builder kept backing away, hands circling the air in front of him.