The Collaborative International Dictionary of English v.0.48:

Fresh \Fresh\, n.; pl. Freshes.
   1. A stream or spring of fresh water.
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            He shall drink naught but brine; for I'll not show
            him
            Where the quick freshes are.          --Shak.
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   2. A flood; a freshet. [Prov. Eng.] --Halliwell.
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   3. The mingling of fresh water with salt in rivers or bays,
      as by means of a flood of fresh water flowing toward or
      into the sea. --Beverly.
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