Compulsion to steal (11)
I believe the answer is:
kleptomania
'compulsion to steal' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for kleptomania that I've seen before include "Impulse to steal" , "Compulsion to steal" , "Stealing urge" , "urge to help oneself" , "Recurrent urge to steal" .)