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!
Someone left their umbrella in the office.
I heard someone knocking at the door.
Is there someone who can help me with this?
Someone must have seen what happened.
someone Synonyms and Antonyms
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.