The impact didn't even knock the wind out of Dusty.

The impact knocks him out, leaving her to take all of his money.

The impact, from the sounds of it, knocked everyone below off their feet.

Too close, and the impact would probably knock them both silly.

The impact with the ground knocked all the breath out of Steve's body.

The last impact had knocked all conscious will out of him.

The impact at close range nearly knocked the man off his feet.

The impact knocked all the breath out of me and hurt my head.

The impact knocked all the breath right out of me.

The impact of the collision knocked the girl 60 feet.