above the level of the head; in the sky

a helicopter buzzed overhead

situated above the level of the head

the sun was directly overhead

(of a driving mechanism) above the object driven

an overhead cam four-cylinder engine

(of a cost or expense) incurred in the upkeep or running of a plant, premises, or business and not attributable to individual products or items

the company has very high overhead costs

an overhead cost or expense

overheads, such as lighting, equipment, and any little extras, are paid for out of a centralized fund

a transparency designed for use with an overhead projector

software for producing slides, charts, and overheads

an overhead compartment, especially on an aircraft

passengers get up to fiddle with their luggage in the overheads