mastiff
US /ˈmæs.tɪf/
UK /ˈmæs.tɪf/
1.
a dog of a large, powerful breed of dog with a short coat and a short muzzle, typically fawn or brindle.
:
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The guard dog was a huge, imposing mastiff.
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She adopted a gentle mastiff from the shelter.
a dog of a large, powerful breed of dog with a short coat and a short muzzle, typically fawn or brindle.