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No. 1

American  
[nuhm-ber wuhn] / ˈnʌm bər ˈwʌn /

noun

  1. number one.


Etymology

Origin of No. 1

First recorded in 1595–1605

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.

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Ranch is now the No. 1 salad dressing in the U.S. and used 50% more than Caesar at No. 2, according to Circana.

From The Wall Street Journal Jul. 17, 2026

Read: The No. 1 decision for aging retirees: Stay at home or move into a senior community?

From MarketWatch Jul. 17, 2026

But their best known song is probably a 1994 cover version of the Troggs' single Love is All Around which was No. 1 in the UK singles charts for 15 weeks.

From BBC Jul. 15, 2026

Open in 2024, only to lose out to world No. 1 seed Aryna Sabalenka, who was knocked out of this year’s Wimbledon tournament by Naomi Osaka.

From MarketWatch Jul. 13, 2026

This Harris, who came to be known as the “voodoo slayer,” had hung around Temple No. 1.

From "Middlesex: A Novel" by Jeffrey Eugenides

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