Scot's tot (5)
I believe the answer is:
bairn
'scot's tot' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for bairn that I've seen before include "Scots child" , "A tot of Scotch" , "Child (of the North!)" , "Northern child" , "A Scottish child?" .)