HyperDic

English > 1 sense of the word *mailboat*:
NOUN	artifact	mailboat, mail boat, packet, packet boat	a boat for carrying mail / mail

English > *mailboat*: 1 sense > noun 1, artifact
Meaning	A boat for carrying mail / mail.
Synonyms	mail boat, packet, packet boat
Broader	boat	A small vessel for travel on water