Of an animal: reluctant to be petted on the head.

(dated) Mentally unsound; odd; crazy.

A round, swollen, or large head. / (slang) An overly arrogant or conceited individual.

A hamlet in Farlam parish, City of Carlisle district, Cumbria, England (OS grid ref NY5857).

(rail transport) The use of three locomotives at the front, or head, of a train.

Used other than figuratively or idiomatically: see cylinder, head.

The chief public representative of a nation having duties, privileges and responsibilities varying greatly depending on the constitutional rules; a monarch in a monarchy, and often styled president in a republic, but variations such as collegiality exist.

(intransitive, idiomatic, slang, vulgar) To perform oral sex on another person.

Silly and lacking sense or discretion; featherbrained or scatterbrained.

The chief officer of the executive branch of a government, often presiding over a cabinet; usually called Prime Minister (in a parliamentary system) or President (in a presidential system).