one

NATO & ICAO radiotelephony clear code (spelling-alphabet name) for the digit 1.

ISO 639-3 language code for Oneida.

The number represented by the Arabic numeral 1; the numerical value equal to that cardinal number.

• In some religions, there is more than one god.
• In many cultures, a baby turns one year old a year after its birth.
• One person, one vote.

The first positive number in the set of natural numbers.

The cardinality of the smallest nonempty set.

The ordinality of an element which has no predecessor, usually called first or number one.

One thing (among a group of others); one member of a group.

• Any one of the boys.
• Every one of the bank’s employees.
• A good driver is one who drives carefully.

The first mentioned of two things or people, as opposed to the other.

• She offered him an apple and an orange; he took (the) one and left the other.
• I am one of the few women who've climbed Everest.

Any person (applying to people in general).

• One’s guilt may trouble one, but it is best not to let oneself be troubled by things which cannot be changed.  One shouldn’t be too quick to judge.
• My neighbor talks to one like a teacher.

Any person, entity or thing.

• "driver", noun: one who drives.

The digit or figure 1.

Used to briefly refer to a noun phrase understood by context A one-dollar bill.

• I need some ones to make change.
• Did you hear the one about the agnostic dyslexic insomniac?
• You already know, so you can answer that one yourselves

A one-dollar bill.

• I need some ones to make change.

One o'clock, either a.m. or p.m.

One run scored by hitting the ball and running between the wickets; a single.

A joke or amusing anecdote.

• Did you hear the one about the agnostic dyslexic insomniac?

A question.

• You already know, so you can answer that one yourselves

An alcoholic drink, especially a pint or can of beer.

• I had a quick one after work
• There’s nothing better than drinking a cold one when the weather’s boiling outside

An act of sexual intercourse.

• Just a quick one before work

A person or thing (having some specified characteristic or attribute).

• Now, he's a curious one.
• Well, well, well, it seems the silent one does have a voice, after all.
• That's the one to watch if you want to win.

A person with a tendency to do something.

• He's not one for pulling his punches.

A term of address.

• Oh, most merciful one!
• Hey, sleepy one.

A particularly special or compatible person or thing.

• I knew as soon I met him that John was the one for me and we were married within a month.
• That car's the one — I'll buy it.

A gay person.

The identity element with respect to multiplication in a ring.

Deliberate misspelling of !, used to amplify an exclamation, parodying unskilled typists who forget to press the shift key while typing exclamation points, thus typing "1".

• A: SUM1 Hl3p ME im alwyz L0ziN!1!?1!
• B: y d0nt u just g0 away l0zer!!1!!one!!one!!eleven!!1!Why don't you just go away loser!

Of a period of time, being particular.

• One day the prince set forth to kill the dragon that had brought terror to his father’s kingdom for centuries.

Being a single, unspecified thing; a; any.

• My aunt used to say, "One day is just like the other."

Sole, only.

• He is the one man who can help you.
• The one male audience member at the concert is invited on stage.

Whole, entire.

• Body and soul are not separate; they are one.

In agreement.

• We are one on the importance of learning.

The same.

• The two types look very different, but are one species.

A single.

• There was one box of biscuits available.

Used for emphasis in place of a. Being a preeminent example.

• He is one hell of a guy.
• The town records from 1843 showed the overnight incarceration of one “A. Lincoln”.

Being a preeminent example.

• He is one hell of a guy.

Being an unknown person with the specified name; see also "a certain".

• The town records from 1843 showed the overnight incarceration of one “A. Lincoln”.

To cause to become one; to gather into a single whole; to unite.

Used at the end of a sentence to highlight the characteristics of someone or something.

• Got almonds one.
• How come so heavy one ah?
• Can one, why cannot?

Used at the end of a sentence to highlight the originator of something.

• My friend send one.
• Who say one?
• He ask one, not I ask one.

Used at the end of a sentence to highlight the likelihood of something occurring, as a characteristic of something else.

• Can easily get lost one, know?

A nominalizer used to form a noun phrase without a head noun.

• The sell fruits one go home already.

Used as a relative pronoun at the end of a relative clause.

• The bird that make a lot of noise one is gone already.