1. the pointed metal tip of a spear
2. a person or group that leads an attack, campaign, or movement

1. to lead or initiate an attack, campaign, or movement

Examples

• The archaeologist found an ancient bronze spearhead.
• The activist group served as the spearhead of the reform movement.
• She will spearhead the new marketing campaign.
• The company spearheaded efforts to reduce plastic waste.
• The general chose his best troops to spearhead the assault.
• The senator spearheaded the legislation through Congress.
• The sharp spearhead gleamed in the sunlight.