transom

noun

1. A crosspiece over a door; a lintel.
2. A horizontal glazing bar in a window.
3. A transom window.
4. Any of several transverse structural members in a ship, especially at the stern; a thwart.
5. The flat or nearly flat stern of a boat or ship.
6. The horizontal beam on a cross or gallows.
7. (attributive, figuratively, usually)Items that have arrived over the transom.

   “We are overwhelmed with transom resumes.”

   “They only met the deadline by working most of the night and making a transom filing.”