Without scruples (6)
'without scruples' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for amoral that I've seen before include "Ignoring ethical considerations" , "Blind to right and wrong" , "Lacking any ethical sense" , "Lacking a sense of right and wrong" , "unconcerned about ethics" .)
'without scruples' is the definition.
(without moral scruples)
This is all the clue.
(Other definitions for unprincipled that I've seen before include "Lacking morals" , "Without integrity" , "Immoral" , "Lacking integrity" , "Lacking moral scruples" .)