n. (Min.) A coarse pisolitic limestone. See Pisolite. [ 1913 Webster ]
a. [ A variant of pert, a. ] Active; lively; brisk; smart; -- often applied to convalescents;
There was a tricksy girl, I wot, albeit clad in gray,
As peart as bird, as straight as bolt, as fresh as flowers in May. Warner (1592). [ 1913 Webster ]