'Posthouse' definitions:

Definition of 'posthouse'

From: WordNet
noun
An inn for exchanging post horses and accommodating riders [syn: posthouse, post house]

Definition of 'Posthouse'

From: GCIDE
  • Posthouse \Post"house`\, n.
  • 1. A house established for the convenience of the post, where relays of horses can be obtained. [1913 Webster]
  • 2. A house for distributing the malls; a post office. [1913 Webster] Posthume