ppl. a. [UN-1 8. Cf. Du. ongeboterd.] Not spread (or cooked) with butter.
1584. Cogan, Haven Health, 29. The green beanes they vse to butter, & the other they eate with salt vnbuttered.
1655. Moufet & Bennet, Healths Improv., 40. If it be too lean and dry it is far worse, and nourisheth the body no more then a piece of unbuttered stockfish.
1869. Mrs. Whitney, Hitherto, I. vii. 145. The going in to eat beans or porridge and unbuttered bread.