Definify.com
Webster 1913 Edition
Fettling
Fet′tling
,Noun.
1.
(Metal.)
A mixture of ore, cinders, etc., used to line the hearth of a puddling furnace.
[Eng.]
[It is commonly called
fix
in the United States.] 2.
(Pottery)
The operation of shaving or smoothing the surface of undried clay ware.