Also found in: Medical.


n.1.A smearing or rubbing in or on; also, that which is smeared or rubbed on, as ointment or liniment.
2.A thin crust of some extraneous substance formed on minerals.
A thin crust or illinition of black manganese.
- Kirwan.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.