dust-brand
[f. dust n.1 + brand n. 7: cf. Ger. staub-brand.]
A disease of corn, in which the ears become filled with a black powder; the fungus which causes this. Also called smut.
| 1861 H. Macmillan Footn. fr. Nat. 268 By farmers it is familiarly called smut or dust-brand. 1866 Treas. Bot. 435 Dust brand, Ustilago. |