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Definitions

number one

NOUN
most important person or thing
Synonyms
Antonyms
STRONGEST


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Omar Artan is the number one referee from Africa.

From BBC • Jun. 9, 2026

She is surely on course to break her major duck sometime soon and in California last Sunday it was only the brilliance of a dominant world number one that bettered the British star.

From BBC • Jun. 8, 2026

"The number one thing people ask us is, 'Where's the sea?'" laughs Isla.

From BBC • Jun. 5, 2026

Gold has become the number one asset in central banks reserves, thanks to a relentless rise in prices and continued buying from emerging market central banks, the head of next generation research says.

From The Wall Street Journal • Jun. 4, 2026

He had started dialing her number one more time when he heard Luke open the door to the bathroom.

From "We'll Fly Away" by Bryan Bliss




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