1
: one that removes heads
especially
: a grain-harvesting machine that cuts off the grain heads and elevates them to a wagon
2
a
: a brick or stone laid in a wall with its end toward the face of the wall
b
: a beam fitted at one side of an opening to support free ends of floor joists, studs, or rafters
c
: a horizontal structural or finish piece over an opening : lintel
d
: a conduit (such as an exhaust pipe for a many-cylindered engine) into which a number of smaller conduits open
e
: a mounting plate through which electrical terminals pass from a sealed device (such as a transistor)
3
: a fall or dive headfirst
took a header into the pool
4
: a shot or pass in soccer made by heading the ball
5
b
: information (such as a page number) printed or placed at the top of each page of a document compare footer sense 2
Examples of header in a Sentence
She tripped on the rock and took a header.
He scored with a header past the goalie.
Recent Examples on the Web
Kane opened the scoring with a close-range header in the ninth minute, converting Michael Olise’s cross to give the home side the perfect early start.
—
Ben Morse, CNN, 6 Mar. 2025
Format your response as a structured database [paste in the column headers below] with each item ready to be added to my content library.
—Jodie Cook, Forbes, 3 Mar. 2025
Joaquin Fernandez nearly tied it up with a header off the crossbar on the last play of the first half.
—Daniel Sperry, Kansas City Star, 2 Mar. 2025
In addition to the fan’s ARGB and 3-pin fan cable chain, the Valor Air Plus connects to our motherboard using an old-fashioned split group for the buttons and indicator LEDs, an HD Audio header cable, and the 19-pin USB 3.x cable mentioned earlier.
—PCMAG, 2 Mar. 2025
See All Example Sentences for header
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Ben Morse, CNN, 6 Mar. 2025
Format your response as a structured database [paste in the column headers below] with each item ready to be added to my content library.
—Jodie Cook, Forbes, 3 Mar. 2025
Joaquin Fernandez nearly tied it up with a header off the crossbar on the last play of the first half.
—Daniel Sperry, Kansas City Star, 2 Mar. 2025
In addition to the fan’s ARGB and 3-pin fan cable chain, the Valor Air Plus connects to our motherboard using an old-fashioned split group for the buttons and indicator LEDs, an HD Audio header cable, and the 19-pin USB 3.x cable mentioned earlier.
—PCMAG, 2 Mar. 2025
See All Example Sentences for header
Cite this Entry
“Header.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/header. Accessed 12 Mar. 2025.
Copy CitationKids Definition
header
noun
head·er
ˈhed-ər 
: a fall or dive headfirst
took a header downstairs
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