1. A member of the genus Canis (probably descended from the common wolf) that has been domesticated by man since prehistoric times; occurs in many breeds
   "the domestic dog barked all night";
   - dog, Canis familiaris, dawg [non-standard], doggo [informal], pooch [informal], doggie [informal], doggy [informal], barker [informal], bow-wow [informal]

Derived forms: domestic dogs

Type of: canid, canine, domestic animal, domesticated animal

Part of: Canis, genus Canis

Encyclopedia: Domestic dog