What is the meaning of Knock_out?

To strike or render unconscious

  1. To strike or bump (someone or something) out.

    To strike or bump (someone or something) out.

    To render unconscious, as by a blow to the head.

    To put to sleep.

    To fall asleep, especially suddenly.

    To exhaust.

    To impress, surpass or overwhelm (someone).

    To defeat or kill (someone).

    To cause a mechanism to become non-functional by damaging or destroying it.

    To eliminate from a contest or similar.

    To communicate (a message) by knocking.

    To complete, especially in haste; knock off.

    To lose the scent of hounds in fox-hunting.

    To leave college after hours—after half-past ten at night when the doors have been locked.

    To obtain or earn (something, often money or food).

    To sell.

    Source: wiktionary.org