dog noun definition in Domesticated mammals topic from the Oxford Advanced Learner's Dictionary

dog

 noun: Domesticated mammals topic
1 [countable] an animal with four legs and a tail, often kept as a pet or trained for work, for example hunting or guarding buildings. There are many types of dog, some of which are wild. I took the dog for a walk. I could hear a dog barking. dog food guard dogs a dog and her puppies2 [countable] a male dog, fox or wolf

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