GNU Collaborative International Dictionary of English

Found one definition

1.       
   Streamy (?), a.
   1. Abounding with streams, or with running water; streamful.
   
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   Arcadia
   
   However streamy now, adust and dry,
   
   Denied the goddess water. Prior.
   
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   2. Resembling a stream; issuing in a stream.
   
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   His nodding helm emits a streamy ray. Pope.
   
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