Arthur

American  

[ahr-ther] / ˈɑr θər /

noun

1. Chester Alan, 1830–86, 21st president of the U.S. 1881–85.

2. legendary king in ancient Britain: leader of the Knights of the Round Table.

3. a first name.

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Arthur British  

/ ˈɑːθə /

noun

1. a legendary king of the Britons in the sixth century _ad , who led Celtic resistance against the Saxons: possibly based on a historical figure; represented as leader of the Knights of the Round Table at Camelot

2. Chester Alan. 1830–86, 21st president of the US (1881–85)

3. informal to be in a state of confusion

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Example Sentences

Thanks to ads, you no longer just bought “flour,” you bought a brand like King Arthur Flour.

From The Wall Street Journal • Apr. 15, 2026

Arthur is a creepy dude, a generic-looking cellphone store employee with an incomprehensible plan.

From Los Angeles Times • Apr. 9, 2026

Social Care Minister Tom Arthur said: "When a person is self-funding their care this becomes a contractual matter between the individual and their care home. However, this should be protected by consumer protection laws."

From BBC • Apr. 5, 2026

Arthur Hailey also enjoyed a long and successful career, as a best-selling novelist.

From BBC • Apr. 3, 2026

It didn't help that Guiteau had written down his intent to make his “friend Arthur President.”

From "Ambushed!" by Gail Jarrow