Definition of Number one

1. Noun. A reference to yourself or myself etc.; 'take care of number one' means to put your own interests first.

Language type: Colloquialism
Generic synonyms: Self

2. Noun. The first or highest in an ordering or series. "He wanted to be the first"
Exact synonyms: First
Specialized synonyms: Former
Generic synonyms: Rank

3. Noun. The first element in a countable series. "The first of the month"
Exact synonyms: First, Number 1
Generic synonyms: No., Ordinal, Ordinal Number

Definition of Number one

1. Adjective. (idiomatic) First; foremost; best. ¹

2. Noun. the most important person, notably who is in charge ¹

3. Noun. someone who is top of a ranking, who is ranked first. ¹

4. Noun. oneself, being considered foremost, as by an egoist ¹

5. Noun. (context: childish euphemistic) Urine; urination. ¹

6. Noun. (music) the single that has sold the most in a given period. ¹

7. Noun. (soccer) The main goalkeeper of a team, so-called because they wear the number 1 on the back of their kit. ¹

8. Noun. (cricket) The batsman who opens the batting. ¹

¹ Source:

Number One Pictures

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Lexicographical Neighbors of Number One

number eight
number eights
number eleven
number field
number fields
number five
number fives
number four
number fours
number games
number line
number lines
number needed to harm
number nine
number nines
number one (current term)
number one with a bullet
number one wood
number ones
number plate
number plates
number representation system
number seven
number sevens
number sign
number signs
number six
number sixes
number system
number systems

Literary usage of Number one

Below you will find example usage of this term as found in modern and/or classical literature:

1. Annual Report by Massachusetts Harbor and Land Commission (1897)
"... and said points are fixed as follows : Point A is distant northerly nineteen hundred and eighty-one (1981) feet from reference line number one, ..."

2. Slang and Its Analogues Past and Present: A Dictionary, Historical and by John Stephen Farmer, William Ernest Henley (1902)
"TO TAKE CARE OF number one = to look after one's own interests. 1838. DICKENS, Oliver Twist, xlii. Some conjurors say that number three is the magic number, ..."

3. Biological Bulletin by Marine Biological Laboratory (Woods Hole, Mass.) (1911)
"experiment eight; but honey was placed, not only in the striped box, but also in red box number one and green box number two. When the experiment was about ..."

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