n.[C]

1. 小狗，幼犬
   His dog hasn't had a litter of puppies.

   他的狗還沒有生過一窩小狗。

2. （小狐，小海豹等）幼小動物
3. 自負的傻小子

n.

1. a young dog.
2. dated a conceited or arrogant young man.
3. informal, chiefly N. Amer. a person or thing of a specified kind:
   he's one sick puppy!