Crossword Genius

Fuss made by a dog losing its tail (3)

Ross

I believe the answer is:

ado

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

'fuss' is the definition.
(synonyms)

'a dog losing its tail' is the wordplay.
I cannot quite see how this works, but
'a' is present in the answer.
The remaining letters 'do' is a valid word which might be clued in a way I don't understand.
This may be the basis of the clue (or it may be nonsense).

'made by' acts as a link.

Can you help me to learn more?

(Other definitions for ado that I've seen before include "Fuss, trouble" , "puff ball!" , "Rapid bustling commotion" , "Fuss or bustle" , "Shakespeare: 'Much ... About Nothing'(3) ()" .)

I've seen this clue in The Globe and Mail.
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