To collide or strike, the act of impinging.
To stamp or impress onto something.
To significantly or strongly influence or affect; to have an impact on.
To compress; to compact; to press into something or pack together.
A significant or strong influence or effect.
A forced impinging.
The striking of one body against another; collision.
The force or energy of a collision of two objects.
To strike or bump (someone or something) out.
To fall asleep, especially suddenly.
To lose the scent of hounds in fox-hunting.
To eliminate from a contest or similar.
To put to sleep.
To complete, especially in haste; knock off.
To render unconscious, as by a blow to the head.
To exhaust.
To cause a mechanism to become non-functional by damaging or destroying it.
To communicate (a message) by knocking.