header

definition: a headlong jump or fall
example: You took a header into the shrubbery.
speech part: noun
synonyms:
definition: (soccer) the act of hitting the ball with your head
example:
speech part: noun
synonyms:
definition: a machine that cuts the heads off grain and moves them into a wagon
example:
speech part: noun
synonyms:
definition: 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
example:
speech part: noun
synonyms:
definition: brick that is laid sideways at the top of a wall
example:
speech part: noun
synonyms: cope coping
definition: horizontal beam used as a finishing piece over a door or window
example:
speech part: noun
synonyms: lintel
definition: a line of text serving to indicate what the passage below it is about
example:
speech part: noun
synonyms: head heading

How header is being used?