I. ˈpōs-tiŋ noun
Etymology: post (IV)
Date: 1682
1. : the act of transferring an entry or item from a book of original entry to the proper account in a ledger
2. : the record in a ledger account resulting from the transfer of an entry or item from a book of original entry
II. noun
Etymology: post (VII)
Date: 1880
: appointment to a post or a command
III. noun
Etymology: post (II)
Date: 1991
: 3 : post 4