Postmarking

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Postmark \Post"mark`\, 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]