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Definition of someone

someone

/ˈsʌm.wʌn/
some · one
Plural:someones
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someone Lexical Profile

someone Game Scores & Validity

• pronoun

1

An unspecified or unknown person.

Example

"Someone left an umbrella in the hallway after the morning meeting."

Synonyms
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Antonyms
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• noun

1

A person of importance, distinction, or high social standing.

Example

"After years of hard work in the theater, she finally felt that she had become a real someone in the industry."

Synonyms
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Antonyms
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Word Nuance & Usage

"Someone" (one word) refers to an unspecified person, whereas "some one" (two words) refers to a single unspecified member of a specific group (e.g., "Some one of these books must contain the answer").

• Nearby Words

somebody
someday
somehow
someone
someplace
somersault
somersby

Word Origin & Etymology

Formed in Middle English as an open compound of "some" and "one" (from Old English "sum" and "an"), gradually coalescing into a single word by the early 19th century.

Cite this Entry

Wordmom. (2026). Definition of Someone. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/someone
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