HEAD

noun

1. The part of the body of an animal or human which contains the brain, mouth and main sense organs.
2. The topmost, foremost, or leading part.
3. (social, metonymy) A leader or expert.

verb

1. To be in command of. (See also head up.)
2. To come at the beginning of; to commence.
3. To strike with the head; as in soccer, to head the ball

adjective

1. Of, relating to, or intended for the head.