Definition of "post-bag" []

• A bag for carrying mail-matter; a mail-bag. (noun)

The Century Dictionary (Public Domain)

• "Four days later an envelope, directed to Miss Swancourt in a strange hand, made its appearance from the post-bag."
• "But then I reflected that I knew nothing of what might be happening daily to the post-bag."
• "I laughed, I remember, thinking that they had forgotten the post-bag."