is this word real?

[belle brovsloski]

is the word court guard a word if so pleez give me the definition this is very impotant for me too no

[Casiopea]

What's the context?

court guard, a soldier that guards an open court.
court guard, a policeman that guards a courtroom.

There's also,

center court guard (see tennis)

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Correction:

Is the word court guard a word? If so, please give me the definition. It is very important that I know.