The Collaborative International Dictionary of English v.0.48:

Pussy \Pussy\, n. [Dim. of puss.]
   1. A pet name for a cat; also, an endearing name for a girl.
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   2. A catkin of the pussy willow.
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   3. The game of tipcat; -- also called pussy cat.
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   Pussy willow (Bot.), any kind of willow having large
      cylindrical catkins clothed with long glossy hairs,
      especially the American Salix discolor; -- called also
      glaucous willow, and swamp willow.
      [1913 Webster]