0 the bones of the head that surround the brain and give the head its shape:
The soldiers discovered a pile of human skulls and bones.
1 the bones of the head that surround the brain, or infml someone’s mind or head:
The ancient skull of Peking Man has been pieced together from fragments.
The skulls placed in the bowls do not face in any particular direction.
Moreover, the circulation of physical and material culture of skulls between the metropolitan and colonial worlds proliferated and involved both high-minded ideologues and popular pamphleteers.
However, even in the plural, an adjective cannot be positioned between the genitive and the head noun: several men's forty-thousand-year-old skulls.