someone
pron. · n.-
1 an unknown person (pron.) A1 Beginnerused to refer to a person when you do not know their name or identity.
an indefinite pronoun referring to a person of unspecified or unknown identity.
ExampleSomeone left an umbrella in the hallway, but I don't know who it belongs to.
ExampleIf someone calls while I am in the meeting, please take a detailed message and ask for their contact information.
- no one
- nobody
PitfallSomeone are at the door.Someone is at the door.Even though 'someone' might refer to many people in a general sense, it is grammatically singular and always takes a singular verb.
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2 an important person (n.) B2 Upper Intermediate Informala person who is famous, successful, or important.
a person of significance, social standing, or professional importance.
ExampleAfter her book became a bestseller, she felt like she was finally someone.
ExampleIn a town this small, anyone with a steady job and a clean car is considered to be someone.
UsageOften used with the verb 'to be' to indicate a change in status.
From Middle English sum on, sum one, sum oon, equivalent to some + one.