Get stuck into the brotherhood (5)

I believe the answer is:

lodge

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'get stuck' is the definition.
(I've seen this in another clue)

I don't understand the rest of the clue.

(Other definitions for lodge that I've seen before include "Deposit the house at the estate entrance?" , "Gatehouse; beaver's den" , "Cottage at the entrance to the grounds of a big house" , "See 9" , "Gatekeeper's house" .)

I've seen this clue in the Sydney Morning Herald.

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