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1. Be the leader of
   "She spearheaded the effort to find a cure for the disease"

1. Someone who leads or initiates an activity (attack or campaign etc.)
    
2. The leading military unit in an attack
    
3. The head and sharpened point of a spear
   - spearpoint, spear-point

Derived forms: spearheads, spearheading, spearheaded

Type of: force, head, lead, leader, military force, military group, military unit, point

Part of: lance, pike, shaft, spear

Encyclopedia: Spearhead