The Collaborative International Dictionary of English v.0.48:

Embay \Em*bay"\, v. t. [imp. & p. p. Embayed; p. pr. & vb. n.
   Embaying.] [Pref. em- + 1st bay.]
   To shut in, or shelter, as in a bay.
   [1913 Webster]

         If that the Turkish fleet
         Be not ensheltered and embayed, they are drowned.
                                                  --Shak.
   [1913 Webster]