He is often referred to as a Cone-Head.

The Cone-Heads are a fictional family of aliens.

He has his head in the sand.

He loses his head whenever he gets angry.

When faced with a difficult situation, some people tend to lose their head and make irrational decisions.

The queen shouted, 'Off with their heads!'

The mace head was intricately carved with intricate designs.

Archaeologists discovered several mace heads at the ancient burial site.

She always keeps a cool head in stressful situations.

He knocked the idea on the head.