'Cur' definitions:

Definition of 'cur'

From: WordNet
noun
An inferior dog or one of mixed breed [syn: cur, mongrel, mutt]
noun
A cowardly and despicable person

Definition of 'Cur'

From: GCIDE
  • Cur \Cur\ (k[^u]r), n. [OE. curre, kur; cf. dial. Sw. kurre dog, OD. korre watchdog, and Icel. kurra to murmur, grumble, Sw. kurra to rumble, croak, Dan. kurre to coo, whirr; prob. of imitative origin.]
  • 1. A mongrel or inferior dog. [1913 Webster]
  • They . . . like to village curs, Bark when their fellows do. -- Shak. [1913 Webster]
  • 2. A worthless, snarling fellow; -- used in contempt. [1913 Webster]
  • What would you have, you curs, That like nor peace nor war? --Shak. [1913 Webster]