Corruption in public life (6)
I believe the answer is:
sleaze
'corruption in public life' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for sleaze that I've seen before include "Corruption in public life (informal)" , "Cheap and vulgar tastelessness" , "Cheap and vulgar behaviour" , "Small-scale corruption" , "Immoral behaviour" .)