1829 R. Sharp 17 Nov. (1997) 233 He says the Miller shall not grind for him any more, this to him is the unkindest cut of all..for Tom finds such a pleasure in Moultering as none but Millers know.
1965 VI. 361/1 It was the custom at many small mills [c1905–10] for the miller to take so much flour or meal from each sack he ground as payment for his services. This was known as ‘mootering’.