What is the meaning of Dismiss?

To discharge; to end the employment or service of.

To order to leave.

To dispel; to rid one’s mind of.

To reject; to refuse to accept.

To invalidate; to treat as unworthy of serious consideration.

To send or put away, to discard with disregard, contempt or disdain. (sometimes followed by as).

To get a batsman out.

To give someone a red card; to send off.

Source: wiktionary.org