Crossword Genius

Cheat XX (11)

Ross

I believe the answer is:

doublecross

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

'xx' is the definition.
I know nothing about this answer so I cannot tell whether this works.

'cheat' is the wordplay.
I cannot really see how this works, but
'cheat' could be 'do' and 'do' is present in the answer.
This explanation may well be incorrect...

Can you help me to learn more?

I've seen this clue in The Irish Independent.
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