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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.

Expectation has followed Andreeva ever since her WTA Tour breakthrough at the 2023 Madrid Open, where her talent and fearlessness led to praise from Britain's former world number one Andy Murray.

From BBC • Jun. 6, 2026

With two-time reigning champion Carlos Alcaraz out injured, many predicted a title procession for world number one Jannik Sinner.

From BBC • Jun. 6, 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

Sheed took it, turned it over in his hands, showed it to his number one fan.

From "The Last Last-Day-of-Summer" by Lamar Giles




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