postma

v. t. [ imp. & p. p. Postmarked p. pr. & vb. n. Postmarking. ] To mark with a post-office stamp; as, to postmark a letter or parcel. [ 1913 Webster ]

n. The mark, or stamp, of a post office on a letter, giving the place and date of mailing or of arrival. [ 1913 Webster ]

n. 1. One who has charge of a station for the accommodation of travelers; one who supplies post horses. [ 1913 Webster ]

2. One who has charge of a post office, and the distribution and forwarding of mails. [ 1913 Webster ]

n.; pl. Postmasters-general. The chief officer of the post-office department of a government. In the United States the postmaster-general is a member of the cabinet. [ 1913 Webster ]