NUMBER ONE Definition & Meaning

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number one

noun

oneself, especially one's own well-being or interests:
to look out for number one.
a person, company, etc., that is first in rank, order, or prestige:
Our team is number one.
urination: used especially by or with reference to children.

adjective

of the highest in quality, status, importance, etc.; first-rate:
a number one performance.
first in rank, order, or prestige:
the number one book on the bestseller list.

number one

noun

the first in a series or sequence
an informal phrase for oneself myself
to look after number one
informal.
the most important person; leader, chief
he's number one in the organization
informal.
the bestselling pop record in any one week
euphemistic.
the act or an instance of urination
a haircut in which the hair is cut very close to the head with an electric shaver

adjective

first in importance, urgency, quality, etc
number one priority
informal.
(of a pop record) having reached the top of the charts

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�y��vlog History and Origins

Origin of number one¹

First recorded in 1830–40

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Idioms and Phrases

make / do / go number one, Informal. to urinate: used especially by or with reference to children.

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Example Sentences

She said the "toxicity" of Prince Harry's brand was the "number one risk for this organisation".

From

In the UK, it became his first number one single, shortly after he performed it during the Super Bowl Half Time Show in February.

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Outside of an inward-looking number one world economy, the rest of the big economies may choose to integrate trade more closely.

From

Based on one of Lennon's old demo tapes, and featuring an archive recording of Harrison's guitar work, it went to number one and was nominated for awards at the Brits and the Grammys.

From

"There's 11 Tests over the summer and winter and I think he's going to be number one on England's list to make sure that he's ready to go for that."

From

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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