ANSWER:
cumulonimbus
A thunderhead can also be called a cumulonimbus cloud. This type of cloud is associated with thunderstorms and can be characterized by its towering structure and anvil shape at the top.
A cumulonimbus cloud/thunderstorm cloud
a rounded projecting mass of a cumulus cloud with shining edges; often appears before a thunderstorm
A hazy Cloud called coma sorrounds the head of a comet.
Kevin Winters has a big head and is also known as "thunder noggin"
Kick it in the head.
Optic nerve head pallor is also called optic atrophy.
His head is always in a cloud. I've been on cloud nine ever since we met.
simile
its a cloud?
Linus
Zeus was the greek god of the sky, lightning, thunder and just about anything to do with the sky. He was also the head of the greek gods and goddesses