Mark's quite rough-and-ready (7)

I believe the answer is:

scratch

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'mark's' is the definition.
(synonyms)

I don't understand how the rest of the clue works.

(Other definitions for scratch that I've seen before include "Mark made by sharp point" , "Rough and ready" , "Slight wound - withdraw from contest" , "slight injury" , "Pull out (of a race)" .)

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

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