crosshair

noun

cross·​hair ˈkrȯs-ˌher How to pronounce crosshair (audio)
: a fine wire or thread in the focus of the eyepiece of an optical instrument used as a reference line in the field or for marking the instrumental axis
used figuratively to describe someone or something being targeted as if through an aiming device having crosshairs
The tactics landed the company's top brass in the crosshairs of the Securities and Exchange Commission.Houston Chronicle

Examples of crosshair in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The government affidavit said Lopez posted a video of a man holding up a gun before a picture of Trump with a crosshairs target illustrated on his head appeared on screen. Chad De Guzman, Time, 4 Nov. 2025 The unknown male then points the gun, and an image of Trump wearing a crown with red crosshairs on his forehead pops up. Peter D'abrosca, FOXNews.com, 30 Oct. 2025 Tom is looking for a way to save Eidra without putting himself in Trowbridge’s crosshairs, but his options and motivation are limited. Sophie Brookover, Vulture, 16 Oct. 2025 The optimal strike zones, marked as bright crosshairs in the model, show where a spacecraft could nudge an asteroid's orbit away from Earth without triggering a dangerous return later on. Sharmila Kuthunur, Space.com, 13 Oct. 2025 See All Example Sentences for crosshair

Word History

First Known Use

1684, in the meaning defined above

Time Traveler
The first known use of crosshair was in 1684

Browse Nearby Words

Cite this Entry

“Crosshair.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/crosshair. Accessed 5 Nov. 2025.

Kids Definition

cross hair

noun
: one of the very thin wires or threads in the eyepiece of an optical instrument (as a microscope) used as a reference line
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!