a railingrailrailing on a sailing vessel, extending forward from abaft the bow to the back of the figurehead.
Also called headbox. a narrow, boxlike case extending across the top of a window blind and covering the mechanical devices by which the blind operates.
headrail
/ ˈhɛdˌreɪl /
noun
billiards snooker the end of the table from which play is started, nearest the baulkline