Liberal toff re-elected, with many abstentions (4)

I believe the answer is:

free

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'liberal toff re-elected with many abstentions' is the definition.
I can't judge whether this definition defines the answer.

'liberal toff re-elected with' is the wordplay.
'with' says the answer is hidden in the clue.
'FREE' is hidden within 'liberal toff re elected'.

Can you help me to learn more?

(Other definitions for free that I've seen before include "Release; gratis" , "Allowed to do as one pleases" , "Not busy" , "unoccupied)" , "As cheap as can be!" .)

I've seen this clue in The Guardian.

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