fet·tler \ˈfed.ələ(r), -et(ə)l-\noun (-s) Etymology:fettle (II) + -er : one that fettles: as a.chiefly Britain: a repairman or maintenance man (as on a railway) b.: a pottery worker who smooths greenware with a knife, felt, emery, and a wet sponge c.: a worker who sands or cuts excess glaze from tile