spear·head
ˈspir-ˌhed 
1
: the sharp-pointed head of a spear
2
: a leading element, force, or influence in an undertaking or development
spearheaded; spearheading; spearheads
: to serve as leader or leading element of
Examples of spearhead in a Sentence
Noun
Her book was the spearhead of the clean water movement.
Verb
She spearheaded the campaign for better schools.
The movement was spearheaded by the teachers' union.
Recent Examples on the Web
Andrea Margolis, FOXNews.com, 17 Dec. 2025
So all these ideas coalesced, but the spearhead was the idea of faith.
—Wesley Stenzel, Entertainment Weekly, 15 Dec. 2025
David Furones, Sun Sentinel, 10 Jan. 2026
The United States is also spearheading an initiative called the Artemis Accords, which seeks to establish a set of norms for safe, sustainable and peaceful space exploration.
—Elizabeth Howell, Space.com, 10 Jan. 2026
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Noun
Over the years, excavators have found around 280 artifacts in the lake, including 145 axes, 64 spearheads, eight swords and, most recently, four spears.
—Verb
Sullivan is now spearheading the coaching search with Dolphins owner Steve Ross, according to a league source.
—Cite this Entry
“Spearhead.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spearhead. Accessed 20 Jan. 2026.
Kids Definition
spearhead
1 of 2 noun
spear·head
-ˌhed
1
: the head or point of a spear
2
: a person, thing, or group that is the leading force (as in a development or attack)
spearhead
2 of 2 verb
: to serve as leader of
spearhead a campaign for better schools
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