Builder in stone (5)
I believe the answer is:
mason
'builder in stone' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for mason that I've seen before include "One going to work in building" , "Jewish comedian" , "Craftsman working in stone" , "One works with stone or brick" , "Craftsperson who works with stone or brick" .)