noun
(countable) The part of the body of an animal or human which contains the brain, mouth, and main sense organs.
(countable) The topmost, foremost, or leading part.
The topmost, foremost, or leading part.
(social, countable, metonymic) A leader or expert.
A significant or important part.
Headway; progress.
Topic; subject.
(only in the singular) Denouement; crisis.
(fluid dynamics) Pressure and energy.
(slang, vulgar, uncountable) Fellatio or cunnilingus; oral sex.
(slang) The glans penis.
(slang, countable) A heavy or habitual user of illicit drugs.
(obsolete) Power; armed force.
adjective
Of, relating to, or intended for the head.
verb
(transitive) To be in command of. (See also head up.)
(transitive) To come at the beginning or front of; to commence.
(transitive) To strike with the head
(intransitive) To move in a specified direction.
(fishing, transitive) To remove the head from (a fish).
(intransitive) To originate; to spring; to have its course, as a river.
(intransitive) To form a head.
(transitive, of hardware) To form a head (on or to); to fit or furnish (something) with a head.
(transitive) To cut off the top of; to lop off.
(transitive, obsolete) To behead; to decapitate.
To go in front of.
To get in the front of, so as to hinder or stop; to oppose.
(by extension) To check or restrain.
To set on the head.
adjective
Foremost in rank or importance.
Placed at the top or the front.
Coming from in front.