header

noun

head·​er ˈhe-dər 

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

a

: head sense 15a(1)

b

: information (such as a page number) printed or placed at the top of each page of a document compare footer sense 2

Synonyms

• title
• caption
• heading
• headline

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

This tactic is suitable mainly for those advertisers who have already gained some experience with real-time or header bidding auctions. —Roman Vrublivskyi, Forbes.com, 12 Aug. 2025

From the motor to the headers, even the driveshaft. —Keenan Thompson, Freep.com, 7 Aug. 2025

Leeds went behind for the first time during their four warm-up friendlies so far courtesy of a header in the 62nd minute from Etta Eyong. —Beren Cross, New York Times, 2 Aug. 2025

Alessia Russo, whose 57th-minute header cancelled out Mariona Caldentey’s opening goal, has established herself as an elite goalscorer. —Jamie Barton, CNN Money, 27 July 2025

Word History

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing header

• triple-header

Rhymes for header

• cheddar
• pedder
• redder
• shredder
• spreader

Kids Definition

header

noun

head·​er ˈhed-ər 

: a fall or dive headfirst

took a header downstairs