A chief is the boss or leader of a group or community. This word is often used for leaders of tribes or organizations.
The chief leads the tribe every year.
She spoke with the chief of the company.
Chief is used for the most important person in a profession or office, like chief of police or chief engineer.
He is the chief of police in this city.
The chief engineer fixed the problem quickly.
Chief can describe something most important or main. It shows what is the top or biggest part.
The chief reason is new technology.
Safety is the chief concern here.
Chief is a formal title for high-ranking military officers. It shows their senior position in the army or navy.
He was promoted to chief warrant officer.
The chief led the soldiers in battle.
In some cases, chief can mean the top or main part of something, not a person. It means the most important part.
The chief of the tree is very tall.
The chief reason for change is weather.
Big chief is a phrase to describe someone who is very important or in charge. People sometimes use it in a funny way.
He acts like a big chief at work.
The big chief made the final decision.