header

[ hed-er ]

/ ˈhɛd ər /

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noun

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.

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.

Automotive. an exhaust manifold.

Building Trades.

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).
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. a plunge or dive headfirst, as into water: He stumbled and took a header into the ditch.

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.

Computers. a line of information placed at the top of a page for purposes of identification.

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Origin of header

First recorded in 1400–50, header is from the late Middle English word heder.See head, -er¹

Words nearby header

head count, head dip, headdress, head-dropping test, headed, header, header bond, headfast, headfirst, headfish, head fold

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use header in a sentence

Just to the right of the 40-pin GPIO header, you can see the Pi 400's SD card slot.
Raspberry Pi OS added a Microsoft repo. No, it’s not an evil secret|Jim Salter|February 8, 2021|Ars Technica
According to the announcement, filter link extensions mean “Advertisers can present many different features under categorized headers so that users can quickly navigate to their key products and offerings.”
Microsoft Advertising now offers Filter Link Extensions|Carolyn Lyden|January 26, 2021|Search Engine Land
Since many developers put scripts in their headers, this delays page loading significantly.
Core Web Vitals report: 28 Ways to supercharge your site|James Parsons|January 13, 2021|Search Engine Watch
One of the ways Google may have been able to halt the momentum of header bidding, effectively eliminating the threat of it chipping away at the company’s ad revenue, was to cut a deal with Facebook.
Google accused of colluding with Facebook and abusing monopoly power in new lawsuit|George Nguyen|December 17, 2020|Search Engine Land

This mindset is also why Xandr collaborated to bring Prebid as an open standard header bidding solution for display inventory several years ago and why the work continues on a similar open standard for OTT.
Why advertisers and innovators work better together|Xandr|December 14, 2020|Digiday
The sub-header is that his GOP opponent raised some eyebrows when he seemed to call for the conversion of Hindus to Christianity.
4 Key Votes to Watch|John Avlon|November 8, 2011|DAILY BEAST
The sub-header ties together all the far-right wingnut anxieties about President Obama.
Newt Gingrich: From GOP Intellectual to Pandering Hyper-Partisan|John Avlon|March 4, 2011|DAILY BEAST
He scored the decisive header against Brazil, even though he was the shortest man on the field.
World Cup Primer|Joshua Robinson|June 12, 2010|DAILY BEAST
In posting the message header he received, Morrissey included the email address from which the messages originated.
The Curious Tale of Obama's Biggest Defender|Michael Smerconish|January 27, 2010|DAILY BEAST
These portions equal a half header in width, and are called queen closers; they are placed next to the first header.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3|Various
They are cut on the splay so that the front end is half the width of a header and one side half the length of the brick.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3|Various
After breakfast Clifford drove the header to the wheat-field, which soon presented an animated and busy scene.
A Fortune Hunter; Or, The Old Stone Corral|John Dunloe Carteret
Matt was on his feet in a jiffy, and whirled just in time to see Chub take a header from the rock pile.
Motor Matt's Daring, or, True to His Friends|Stanley R. Matthews
The pipe is brought down and connected into the end of a header.
Elements of Plumbing|Samuel Dibble

British Dictionary definitions for header

header

/ (ˈhɛdə) /

noun

Also called: header tank a reservoir, tank, or hopper that maintains a gravity feed or a static fluid pressure in an apparatus

a manifold for distributing a fluid supply amongst a number of passages

a machine that trims the heads from castings, forgings, etc, or one that forms heads, as in wire, to make nails

a person who operates such a machine

a brick or stone laid across a wall so that its end is flush with the outer surfaceCompare stretcher (def. 5)

the action of striking a ball with the head

informal a headlong fall or dive

computing

a block of data on a tape or disk providing information about the size, location, etc, of a file
(as modifier)header card; header label

dialect a mentally unbalanced person

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

header

Origin of header

Words nearby header

Words related to header

How to use header in a sentence

British Dictionary definitions for header