A one-dollar bill.
One run scored by hitting the ball and running between the wickets; a single.
A joke or amusing anecdote.
A particularly special or compatible person or thing.
Used instead of ! to amplify an exclamation, parodying unskilled typists who forget to press the shift key while typing exclamation points, thus typing "1".
The neutral element with respect to multiplication in a ring.
One o'clock, either a.m. or p.m.
The digit or figure 1.
To cause to become one; to gather into a single whole; to unite.
Used to emphasize or explain something, with an implied antecedent.
Used at the end of a sentence to highlight the characteristics of someone or something.
A nominalizer; used to form a noun phrase without a head noun.
The cardinality of the smallest nonempty set.
The first positive number in the set of natural numbers.
The number represented by the Arabic numeral 1; the numerical value equal to that cardinal number.
The ordinality of an element which has no predecessor, usually called first or number one.
The first mentioned of two things or people, as opposed to the other.
Functions as a relative pronoun at the end of a relative clause.
Any person (applying to people in general).
One thing (among a group of others); one member of a group.
Any person, entity or thing.
Used as a noun substituent following a possessive determiner.
Whole, entire.
Being an unknown person with the specified name; see also "a certain".
The same.
In agreement.
Being a preeminent example.
Sole, only.
Being a single, unspecified thing; a; any.
Of a period of time, being particular.
The basic unit of money in China.