What does "currish" mean?

Currish: Having the qualities, or exhibiting the characteristics, of a cur; snarling; quarrelsome; snappish; churlish; hence, also malicious; malignant; brutal. Thy currish spirit Governed a wolf. Shak. Some currish plot, -- some trick. Lockhart. -- Cur"rish*ly, adv. -- Cur"rish*ness, n.