Definitions

1. noun

used to refer to a person of whom it is not known whether they are one of a group

“Has anybody seen my phone?”

2. pronoun

used to refer to a person of whom it is not known whether they are one of a group, often used as an alternative to ‘anyone’

“Will anybody be there to help me?”

3. interjection

used to express surprise or curiosity

“Anybody home?”

4. adverb

used to indicate that the action or state specified is true for one or more persons

“Anybody can achieve their goals with hard work.”