Sounds like order to bouncer to not allow the man downstairs in with dissident (9)

I believe the answer is:

refusenik

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'dissident' is the definition.
(refusenik can mean someone opposing the government)

I cannot understand how the remainder of the clue works.

(Other definitions for refusenik that I've seen before include "Soviet dissident" , "Protester" , "who refuses to cooperate" .)

I've seen this clue in The Irish Times.

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