Cur
Cur (kûr) , noun
[Old English curre, kur; compare dial. Swedish kurre dog, OD. korre watchdog, and Icelandic kurra to murmur, grumble, Swedish kurra to rumble, croak, Danish kurre to coo, whirr; prob. of imitative origin.]
1.
A mongrel or inferior dog.
They... like to village curs,
Bark when their fellows do.
2.
A worthless, snarling fellow; -- used in contempt.
What would you have, you curs,
That like nor peace nor war?