Stings (6)
'stings' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for smarts that I've seen before include "Stings or rankles" , "Hurts; stings" , "Feels stinging pain" , "Feels upset and annoyed" , "Stings; intelligence (US)" .)
(Other definitions for setups that I've seen before include "Situations created to fool or cheat someone" , "Situations designed to fool or cheat" , "Ways establishments are organised or arranged" .)
'stings' is the definition.
(I know this)
This is the entire clue.
(Other definitions for bites that I've seen before include "Morsels" , "Nips to" , "Breaks with the teeth" , "Mouthfuls" , "Stings" .)