Having been shot, no longer employed (5)

I believe the answer is:

fired

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'longer employed' is the definition.
The definition and answer can be both to do with social activities as well as being past participle verbs.
Perhaps they are linked in a way I don't understand?

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for fired that I've seen before include "Discharged" , "Dismissed; set off" , "Set ablaze" , "got rid of" , "Encouraged" .)

I've seen this clue in the Evening Standard.

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