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Meaning of header

head•er

Pronunciation: (hed'ur), [key]
— n.
  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. an exhaust manifold.
    1. a brick or stone laid in a wall or the like so that its shorter ends are exposed or parallel to the surface. Cf. 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.
  5. a plunge or dive headfirst, as into water: He stumbled and took a header into the ditch.
  6. a pass or shot made by heading the ball.
  7. a sign that is part of or attached to the top of a rack displaying merchandise.
  8. a line of information placed at the top of a page for purposes of identification.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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