1.To be at the head of; to put one's self at the head of; to lead; to direct; to act as leader to; as, to head an army, an expedition, or a riot.
2.To form a head to; to fit or furnish with a head; as, to head a nail.
3.To behead; to decapitate. (Obs.)
4.To cut off the top of; to lop off; as, to head trees.
5.To go in front of; to get in the front of, so as to hinder or stop; to oppose; hence, to check or restrain; as, to head a drove of cattle; to head a person; the wind heads a ship.
6.To set on the head; as, to head a cask.
To head up, (a)to close, as a cask or barrel, by fitting a head to.
(b)To serve as the leader of; as, to head up a team of investigators.
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