A player running who shall prevent an adversary from catching or getting the ball before making his base, is a hand out.

She swore it would prevent us from catching cold in China.

Care is taken to prevent the cloth from catching fire, as the hide can be burned in seconds.

To cover is attempt to prevent a receiver from catching a pass.

At the same time, they must try to prevent the other tribe from catching their balls.

You may need to add a little water to prevent it from catching.

That is rarely enough to prevent him from catching it.

They also prevent loose clothing from catching the bow string.

He'd had to come down hard to prevent her from catching the shuttle and arriving on his doorstep.

When not in use, the hook would swivel down against the side of the car to prevent it from catching obstacles.