Hats cover heads.
Meaning: This means that hats are worn on the head to provide protection, specifically from the cold. It's like saying, Hats protect the head from the elements.
Choice of Words: Hats are headgear worn for protection or fashion, cover is a verb meaning to place something over something else for concealment or protection, and heads are the uppermost part of the human body. Together, these words indicate that hats are used to protect the head from the cold during the snowball fight.
Alternative Expressions
Related Expressions