from
The Collaborative International Dictionary of English v.0.48
Grist \Grist\, n. [AS. grist, fr. grindan. See {Grind}.]
[1913 Webster]
1. Ground corn; that which is ground at one time; as much
grain as is carried to the mill at one time, or the meal
it produces.
[1913 Webster]
Get grist to the mill to have plenty in store.
--Tusser. Q.
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2. Supply; provision. --Swift.
[1913 Webster]
3. In rope making, a given size of rope, common grist being a
rope three inches in circumference, with twenty yarns in
each of the three strands. --Knight.
[1913 Webster]
{All is grist that comes to his mill}, all that he has
anything to do with is a source of profit. [Colloq.]
{To bring grist to the maill}, to bring profitable business
into one's hands; to be a source of profit. [Colloq.]
--Ayliffe.
[1913 Webster]