someone Definition

an unknown or unspecified person; some person.

Using someone: Examples

Take a moment to familiarize yourself with how "someone" can be used in various situations through the following examples!

  • Example

    Someone left their umbrella in the office.

  • Example

    I heard someone knocking at the door.

  • Example

    Is there someone who can help me with this?

  • Example

    Someone must have seen what happened.

someone Synonyms and Antonyms

Synonyms for someone


Summary: someone in Brief

The term 'someone' [ˈsʌmwʌn] refers to an unknown or unspecified person. It is often used when referring to a person whose identity is not known or specified, as in 'Someone left their umbrella in the office.' 'Someone' is a pronoun that can be used in both formal and informal contexts.

How do native speakers use this expression?