Adjusting one leg a bit on the table (10)

I believe the answer is:

negotiable

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'on the table' is the definition.
Both the definition and answer are adjectives.
Perhaps there's a link between them I don't understand?

'adjusting one leg a bit' is the wordplay.
'adjusting' indicates an anagram.
'one'+'leg'+'a'+'bit'='onelegabit'
'onelegabit' anagrammed gives 'NEGOTIABLE'.

Can you help me to learn more?

(Other definitions for negotiable that I've seen before include "Subject to bargaining" , "open to question" , "What can be mutually arranged by agreement - legally transferable" , "Open to discussion" .)

I've seen this clue in The Guardian.

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