header

a line of text serving to indicate what the passage below it is about; "the heading seemed to have little to do with the text"

horizontal beam used as a finishing piece over a door or window

brick that is laid sideways at the top of a wall

a framing member crossing and supporting the ends of joists, studs, or rafters so as to transfer their weight to parallel joists, studs, or rafters

a machine that cuts the heads off grain and moves them into a wagon

(soccer) the act of hitting the ball with your head

a headlong jump (or fall); "he took a header into the shrubbery"