—n. resin, esp. the solid residue after distillation of oil of turpentine from crude turpentine.
—v.tr. (rosined, rosining)
1 rub (esp. the bow of a violin etc.) with rosin.
2 smear or seal up with rosin.
Derivatives:
rosiny adj.
Etymology: ME, alt. f. RESIN
Useful english dictionary. 2012.