Crossword Genius

It propels, being itself driven (5)

Ross

I believe the answer is:

screw

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'it propels being itself driven' is the definition.
The definition suggests a singular noun which matches the answer.

This is all the clue.

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(Other definitions for screw that I've seen before include "Propeller - prison officer" , "Prison officer (slang)" , "Tapered fastener with a slotted head" , "Kind of nail with spiral groove (5)" , "Cheat" .)

I've seen this clue in the Evening Standard.
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