Escapee demolished second bar (9)

I believe the answer is:

absconder

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'escapee' is the definition.
The answer and definition can be both people as well as being singular nouns.
Maybe they are linked in a way I don't understand?

'demolished second bar' is the wordplay.
'demolished' indicates an anagram.
'second'+'bar'='secondbar'
'secondbar' with letters rearranged gives 'ABSCONDER'.

Can you help me to learn more?

(Other definitions for absconder that I've seen before include "Runaway" , "runner" , "Arrest evader" .)

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

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