pronoun a pronoun is a word that can function by itself as a noun phrase and that refers either to the participants in the discourse or to someone or something mentioned elsewhere in the discourse
Used as a pronoun to refer to them or those in spoken language or informal writing.
Used as a casual and informal way to refer to them or those.
Used as a casual substitute for them in informal writing or speech.
Commonly used in song lyrics as a shortened form of them or them.
Used as a shorthand for them in informal communication.
In writing, 'em' is often used as a shortened form of 'them' or 'him/her', for example: 'I'll ask 'em to send the report.'
In psychology, 'em' may be used in informal communication with clients or colleagues, for example: 'Tell 'em to come in for a follow-up appointment.'