ADJECTIVE (2)

1. base and cowardly;

2. resembling a cur; snarling and rude;

The Collaborative International Dictionary of English v.0.48:

Currish \Cur"rish\ (k?r"r?sh), a. [From Cur.]
   Having the qualities, or exhibiting the characteristics, of a
   cur; snarling; quarrelsome; snappish; churlish; hence, also
   malicious; malignant; brutal.
   [1913 Webster]

         Thy currish spirit
         Governed a wolf.                         --Shak.
   [1913 Webster]

         Some currish plot, -- some trick.        --Lockhart.
   -- Cur"rish*ly, adv. -- Cur"rish*ness, n.
   [1913 Webster]

WordNet (r) 3.0 (2006):

currish
    adj 1: base and cowardly
    2: resembling a cur; snarling and rude