All 6 Uses

impact
in
Breaking Dawn, by Meyer
(Auto-generated)

I want you to get the full impact coming down the stairs.†
Book 1
The sound I'd been fearing interrupted my dazed thoughts—it was the soft impact of big paws against the ground, chasing after me.†
Book 2 *
I watched carefully, analyzing the angle at which he bent his knees to absorb the impact.†
Book 3
I absorbed the impact in the balls of my feet, not wanting to snap off the thin heels.†
Book 3
His raking claws could have been caressing fingers for all the impact they had on my skin.†
Book 3
The wolves make quite an impact, don't they?†
Book 3

Definitions:

(1) (impact as in: her impact on foreign policy)
influence or effect
(2) (impact as in: at the moment of impact)
collision (when two objects collide or crash)
(3) (meaning too rare to warrant focus)
Much less commonly, impact can refer to pressure as when describing a tooth impacted against another tooth or an impact ulcer that appears on the skin from something that presses on it.