Stingy one (5)
I believe the answer is:
miser
'stingy one' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for miser that I've seen before include "Curmudgeon" , "Person who hoards money" , "Cheapskate" , "Pinchpenny" , "we may find boring" .)