Generally speaking any garbled version will do (2,3,5)

I believe the answer is:

by and large

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'generally speaking' is the definition.
(thesaurus)

'any garbled version will do' is the wordplay.
'any garbled' can be anagrammed to 'BY AND LARGE'.
However, I'm not clear how this is indicated.

Can you help me to learn more?

(Other definitions for by and large that I've seen before include "Speaking generally" , "for the most part" , "All things considered" , "In general" , "In the main" .)

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

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