Also tubba. [? native word in W. Africa.] Each of the excrescences or sores in frambœsia; also in pl. = FRAMBŒSIA, YAWS.
1769. E. Bancroft, Guiana, 387. The infectious matter … produces subcutaneous sores, which are called Tubboes.
1822–34. Good’s Study Med. (ed. 4), II. 432. When the tumours point from the soles of the feet, they cannot press through the thickness of the skin, and hence form imperfectly, and produce highly elevated calluses, which are called tubba or crab-yaws.
1898. Sir P. Manson, Trop. Diseases, xxvii. 428. ‘Tubboes,’ ‘tubba,’ ‘crabs,’ ‘crappox,’ ‘crabes’ are expressions applied to the painful manifestations on the soles of the feet [in yaws]. Forms of chronic dermatitis on hands and feet are ‘dartres,’ ‘tubboe’ ‘crabs,’ dry ‘tubboes.’
