A pair of small loudspeakers worn inside each outer ear or covering all or part of the ear, without a connecting band worn over head.
Anything worn on the head, such as a hat, hood, helmet, etc.
A type of orthodontic appliance attached to dental braces that aids in correcting severe bite problems.
The harness that fits on a horse's head.
The lifting gear at the head of a mine or deep well.
The rigging on the foresail.