Garrulous outsiders crush arrogant toady (6)

I believe the answer is:

chatty

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'garrulous' is the definition.
(I know that garrulous can be written as chatty)

I don't understand how the remainder of the clue works.

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(Other definitions for chatty that I've seen before include "Fond of talking" , "Communicative" , "given to blethering" , "Full of (trivial) conversation" , "Prone to gossip" .)

I've seen this clue in The Irish Times.

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