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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.

He said the number one issue raised at their recent AGM was a spike in youth-related crime issues.

From BBC • Jun. 11, 2026

Omar Artan is the number one referee from Africa.

From BBC • Jun. 9, 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

Though Hong Kong has overtaken Switzerland as the number one in cross-border wealth management, rather than enter panic mode, Swiss banks seem unruffled -- feeling it bolsters the case against looming tighter banking regulations.

From Barron's • Jun. 4, 2026

We also got to meet Simone Manuel, Michael Phelps, and Katie Ledecky from the US swimming team, and Novak Djokovic, the Serbian tennis player currently ranked number one in the world.

From "Courage to Soar" by Simone Biles




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