Major

/ˈmeɪdʒər/

adjectivemediumVery CommonGeneral

Definitions

4 meanings
1

Of greater importance, seriousness, or significance.

/ˈmeɪdʒər/

adjectiveneutralmedium
General

Greater in importance, size, or seriousness

The major cause of the accident was driver error.

💡 Simply: When something is major, it's really important or big. Like, if you're having a major birthday, it's a really special one!

👶 For kids: When something is major, it means it is super important or a big deal!

More Examples

2

She suffered a major setback in her career.

3

We need to address the major issues first.

How It's Used

General

"The major problem facing the company is the decline in sales."

Law

"A major crime is considered to be a serious offense."

2

Denoting or belonging to the larger of the two key systems.

/ˈmeɪdʒər/

adjectiveneutralAdvanced
Arts

Relating to the larger of the two key systems

She played a beautiful melody in a major key.

💡 Simply: In music, a major key sounds happier than a minor key. Imagine a sunny day compared to a cloudy one.

👶 For kids: In music, major keys are happy and sound bright!

More Examples

2

The song has a cheerful feel because it's in major key.

How It's Used

Music

"The piece is written in the key of C major."

Tip:Think of a major key sounding 'happy'.
3

A subject or academic discipline in which a student concentrates.

/ˈmeɪdʒər/

nounneutralBeginner
Academic

A subject of study at a college or university.

She decided to major in biology.

💡 Simply: When you're in college, a major is the main subject you're studying. Like, if you love computers, you might major in computer science.

👶 For kids: In school, your major is the main subject you study to learn more about it!

More Examples

2

What is your major?

3

He switched his major from engineering to physics.

How It's Used

Education

"He is a history major."

Tip:You *major* in something you really like!
4

A commissioned officer in the army, air force, or marine corps, ranking above a captain and below a lieutenant colonel.

/ˈmeɪdʒər/

nounneutralmedium
General

An officer in the military.

The major led the troops into battle.

💡 Simply: In the army, a major is a person with an important rank, like a boss.

👶 For kids: In the army, a major is a leader who tells people what to do!

More Examples

2

He was promoted to the rank of major.

3

The major commanded the unit with authority.

How It's Used

Military

"The major gave the order to advance."

Tip:Think of a military *major* leading a group.

Idioms & expressions

major in

To specialize in a particular subject at a college or university.

"She's planning to major in English."

major league

The highest level of professional sports, especially baseball.

"He hopes to play in the major leagues one day."

From Latin *major* (meaning 'greater, bigger'), comparative form of *magnus* ('great'). Evolved to describe a military rank, a subject of study, and a degree of importance.

Originally from the Latin *major*, its usage has evolved from describing something larger to denoting rank in the military and specialization in academia.

Memory tip

Think of a Major League Baseball game - that's a big deal!

majoremajour

Usage

60%Spoken
40%Written