n. [ A variant of resin. ] The hard, amber-colored resin left after distilling off the volatile oil of turpentine; colophony. [ 1913 Webster ]
Rosin oil,
v. t. To rub with rosin, as musicians rub the bow of a violin. [ 1913 Webster ]
Or with the rosined bow torment the string. Gay. [ 1913 Webster ]
n. The quality of being rosy. [ 1913 Webster ]
n. (Bot.)
a. like rosin, or having its qualities. [ 1913 Webster ]