mail boat

from WordNet (r) 3.0 (2006)
mail boat
    n 1: a boat for carrying mail [syn: {mailboat}, {mail boat},
         {packet}, {packet boat}]
from The Collaborative International Dictionary of English v.0.48
mailboat \mail"boat`\, mail boat \mail" boat`\n.
   1. a boat that carries the mail.

   Syn: mail boat, packet, packet boat.
        [WordNet 1.5]
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