Smart remark? (4)
'smart remark?' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for ouch that I've seen before include "Expression of pain" , "Ow!" , "Reaction when pricked" , "Pained cry" , "response to a bad pun" .)
'smart remark' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for wisecrack that I've seen before include "Ironically witty remark" , "Ironic and/or witty quip" , "Sally" , "Joke" , "Flippant remark" .)