The Collaborative International Dictionary of English v.0.48:

Kail \Kail\, n.
   1. (Bot.) A kind of headless cabbage. Same as Kale, 1.
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   2. Any cabbage, greens, or vegetables. [OE. or Scot.]
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   3. A broth made with kail or other vegetables; hence, any
      broth; also, a dinner. [Scot.]
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   Kail yard, a kitchen garden. [Scot.]
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