transom
noun
[ ˈtrans(ə)m ]
• the flat surface forming the stern of a boat.
Origin:
late Middle English (earlier as traversayn ): from Old French traversin, from the verb traverser ‘to cross’ (see traverse).
over the transom
• offered or sent without prior agreement; unsolicited.
• "the editors receive about ten manuscripts a week over the transom"
