chief

1 of 3

adjective

ˈchēf 

1

: accorded highest rank or office

chief librarian

the company's chief executive

2

: of greatest importance or influence

the chief reasons

their chief accomplishment

chief

2 of 3

adverb

archaic

: chiefly

chief

3 of 3

noun

1

: the upper part of a heraldic field

2

: the head of a body of persons or an organization : leader

chief of police

3

: the principal or most valuable part

would never rest till she had read the chief of the letter to him

—Jane Austen

chiefship

ˈchēf-ˌship 

noun

Phrases

in chief

: in the chief position or place

—often used in titles

commander in chief

Synonyms

Adjective

• arch
• big
• capital
• cardinal
• central
• dominant
• first
• foremost
• grand
• great
• greatest
• highest
• key
• leading
• main
• master
• number one
• No. 1
• numero uno
• overbearing
• overmastering
• overriding
• paramount
• predominant
• preeminent
• premier
• primal
• primary
• principal
• prior
• sovereign
• sovran
• supreme

Noun

• body
• brunt
• bulk
• core
• generality
• heft [archaic]
• main
• mass
• staple
• weight

Examples of chief in a Sentence

Adjective

the chief engineer on the project

Her job is their chief source of income.

He has many concerns, chief among them his health.

Noun

the chief of the estate was left to the eldest son

our chief is out on a business trip right now

Recent Examples on the Web

Adjective

The upturn was the result of somewhat lower mortgage interest rates and more homes for sale, said Jordan Levine, senior vice president and chief economist at the California Association of Realtors. —David Lightman, Sacbee.com, 2 Apr. 2025

Previously, Gray spent more than 13 years at Adidas with his most recent role as senior business unit director of U.S. basketball and was the chief marketing officer at sports supplement brand Ladder, cofounded by LeBron James and Arnold Schwarzenegger. —Kanika Talwar, Footwear News, 2 Apr. 2025

Noun

United Nations humanitarian chief Tom Fletcher, who is also the emergency relief coordinator, arrived Friday in Myanmar in an effort to spur action following the March 28 quake. —David Rising, Chicago Tribune, 4 Apr. 2025

The regional international originals chiefs – Javiera Balmaceda (Head of International Originals, Latin America, Canada & Australia), Tara Erer (Head of International Originals, Northern Europe) and Nicole Morganti (Head of International Originals, Southern Europe) – report to Day in the interim. —Peter White, Deadline, 4 Apr. 2025

Word History

Etymology

Noun and Adjective

Middle English, from Anglo-French chief, chef head, chief, from Latin caput head — more at head

First Known Use

Adjective

14th century, in the meaning defined at sense 1

Adverb

14th century, in the meaning defined above

Noun

15th century, in the meaning defined at sense 1

Phrases Containing chief

• air chief marshal
• chief constable
• chief executive
• chief executive officer
• chief justice
• chief master sergeant
• chief master sergeant of the air force
• chief of naval operations
• chief of police
• chief of staff
• chief of state
• chief petty officer
• chief warrant officer
• commander in chief
• crew chief
• editor in chief
• fire chief
• in chief
• master chief petty officer
• master chief petty officer of the coast guard
• master chief petty officer of the navy
• senior chief petty officer
• sub-chief

Rhymes for chief

• beef
• brief
• fief
• grief
• leaf
• lief
• reef
• reif
• seif
• sheaf
• thief
• belief

Kids Definition

chief

1 of 2 adjective

ˈchēf 

1

: highest in rank or authority

chief librarian

2

: most important : main

your chief claim to fame

chief

2 of 2 noun

: the head of a group : leader

chief of police

Etymology

Noun

Middle English chief "top part, head," from early French chief "head, chief," from Latin caput "head" — related to capital, captain