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WordReference Random House Unabridged Dictionary of American English © 2024head•er (hed′ər),USA pronunciation n. - a person or thing that removes or puts a head on something.
- a reaping machine that cuts off and gathers only the heads of the grain.
- Hydraulicsa 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.
- Automotivean exhaust manifold.
- Building
- 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).
- 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.
- Informal Termsa plunge or dive headfirst, as into water:He stumbled and took a header into the ditch.
- Sport[Soccer.]a pass or shot made by heading the ball.
- a sign that is part of or attached to the top of a rack displaying merchandise.
- Computinga line of information placed at the top of a page for purposes of identification.
- late Middle English heder. See head, -er1 1400–50
Collins Concise English Dictionary © HarperCollins Publishers:: header /ˈhɛdə/ n - Also called: header tank a reservoir, tank, or hopper that maintains a gravity feed or a static fluid pressure in an apparatus
- a brick or stone laid across a wall so that its end is flush with the outer surface
- the action of striking a ball with the head
- informal a headlong fall or dive
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