rubarba Save DMLBS rubarba [ME, OF rubarbe], rhubarb (Rheum officinale). ~e iij oz. ij d. Invent. Med. 9; 1365 pro xvij libratis xij soldatis giloferarum, rybarbe, et confite ‥ EEC 342; ~e is the rote of þe leste geneste MS Camb. UL Dd. 10. 44 f. 110va.