(Internet slang, leet, sarcastic) Used instead of ! to amplify an exclamation, imitating n00bs who forget to press the shift key while typing exclamation points.
a single, unspecified thing
The cardinal number that directly follows zero and precedes two, represented in Roman numerals as I, and in Arabic numerals as 1.
An unspecified individual.
(US) A one-dollar bill.
(impersonal pronoun, with "the") The first mentioned of two things or people.
sole, only
the same
one (of a pair)
(cardinal) A numerical value equal to 1; the first number in the set of natural numbers (especially in number theory); the cardinality of the smallest nonempty set. Ordinal: first.
digit or figure
being a preeminent example
indefinite personal pronoun
one (object)
Being an unknown person with the specified name.
neutral element in multiplication
dollar bill
One certain or particular.
(impersonal pronoun) One thing (among a group of others); one member of a group.
In agreement.
whole, entire
(colloquial) A particularly special or compatible person or thing.
(indefinite personal pronoun) Any person (applying to people in general).
(cricket) One run scored by hitting the ball and running between the wickets; a single.
being an unknown person with the specified name
in agreement
of a period of time
Being a preeminent example.
Being a single, unspecified thing; a; any.
The ordinality of an element which has no predecessor, usually called first or number one.
(mathematics) The neutral element with respect to multiplication in a ring.
Sole, only.
The same.
Whole, entire.
(not) one (usu. in neg. phrases)
The digit or figure 1.
one (used in legal documents)
Of a period of time, being particular; as, one morning, one year.