headers

noun

1. a person or thing that removes or puts a head on something.
2. a reaping machine that cuts off and gathers only the heads of the grain.
3. a chamber to which the ends of a number of tubes are connected so that water or steam may pass freely from one tube to the other.
4. Automotive. an exhaust manifold.
5. Building Trades.
   1. a brick or stone laid in a wall or the like so that its shorter ends are exposed or parallel to the surface.Compare stretcher(def 5).
   2. 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.
6. Informal. a plunge or dive headfirst, as into water: He stumbled and took a header into the ditch.
7. Soccer. a pass or shot made by heading the ball.
8. a sign that is part of or attached to the top of a rack displaying merchandise.
9. Computers. a line of information placed at the top of a page for purposes of identification.

noun

1. Also called: header tank a reservoir, tank, or hopper that maintains a gravity feed or a static fluid pressure in an apparatus
2. a manifold for distributing a fluid supply amongst a number of passages
3. a machine that trims the heads from castings, forgings, etc, or one that forms heads, as in wire, to make nails
4. a person who operates such a machine
5. a brick or stone laid across a wall so that its end is flush with the outer surfaceCompare stretcher (def. 5)
6. the action of striking a ball with the head
7. informal a headlong fall or dive
8. computing
   1. a block of data on a tape or disk providing information about the size, location, etc, of a file
   2. (as modifier)header card; header label
9. dialect a mentally unbalanced person