ppl. a. (UN-1 8.)

1

1725.  Fam. Dict., s.v. Straw, In case you have not sweet Wine, take some thick or unbrew’d Wine of the Colour of Bulls Blood.

2

1742.  Young, Nt. Th., VII. 288. They graze the turf untill’d; they drink the stream Unbrew’d, and ever full.

3