Crossword Genius

It's above the wrist or possibly below (5)

Ross

I believe the answer is:

elbow

I'm a little stuck... Click here to teach me more about this clue!

'it's above the wrist' is the definition.
I can't tell whether this defines the answer.

'possibly below' is the wordplay.
'possibly' is an anagram indicator.
'below' is an anagram of 'ELBOW'.

'or' is the link.

Can you help me to learn more?

(Other definitions for elbow that I've seen before include "Sort of grease" , "Arm joint, more power to it" , "sack?" , "Nudging joint?" , "Below (anag.)" .)

I've seen this clue in the Evening Standard.
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