Crossword Genius

In truth reshuffling means to toss and turn (6)

Ross

I believe the answer is:

thresh

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

'toss and turn' is the definition.
I can't tell whether this definition defines the answer.

'in truth reshuffling means' is the wordplay.
'in' says the answer is hidden in the clue.
'THRESH' is hidden in the letters of 'truth reshuffling means'.

'to' is the link.

Can you help me to learn more?

(Other definitions for thresh that I've seen before include "Separate grain with flail" , "Scots rush" , "as one may having crop" , "Extract grain (with flail)" , "Beat seeds out of grain" .)

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