I. noun Date: 14th century the sharp-pointed head of a spear, a leading element, force, or influence in an undertaking or development, II. transitive verb Date: 1937 to serve as leader or leading element of
SPEARHEAD
Meaning of SPEARHEAD in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012