From Middle English kur, curre, of Middle Low German [Term?] or North Germanic origin. Compare Middle Dutch corre (“house dog; watch-dog”), dialectal Swedish kurre (“a dog”). Compare also Old Norse kurra (“to growl; grumble”), Middle Low German korren (“to growl”).
cur (plural curs)
- (dated or humorous) A contemptible or inferior dog.
- (dated or humorous) A detestable person.