Thug with cash will be crude but effective (5-3-5)

I believe the answer is:

rough-and-ready

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(Other definitions for rough-and-ready that I've seen before include "Hastily prepared, but adequate" , "Easily improvised" , "Unrefined" , "Lacking refinement but serving a purpose" , "Crude but effective" .)

I've seen this clue in The Telegraph.

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