number one
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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.
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QUIZ YOURSELF ON AFFECT VS. EFFECT!
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
Idioms for number one
make / do / go number one, Informal. to urinate: used especially by or with reference to children.
Origin of number one
First recorded in 1830–40
Words nearby number one
numbered account, number eight wire, numberless, number line, number off, number one, number opera, numberplate, Numbers, numbers game, number sign
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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British Dictionary definitions for number one
number one
noun
adjective
first in importance, urgency, quality, etcnumber one priority
informal (of a pop record) having reached the top of the charts
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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