People is a plurality of human beings or other beings possessing enough qualities constituting personhood. It has two usages:
  • as the plural of person
    A person is a human being, or an entity that has certain capacities or attributes strongly associated with being human , for example in a particular moral or legal context...

    (in addition to the rarer plural, "persons") or a group of people (grammatically, a suppletive
    In linguistics and etymology, suppletion is traditionally understood as the use of one word as the inflected form of another word when the two words are not cognate. For those learning a language, suppletive forms will be seen as "irregular" or even "highly irregular". The term "suppletion" implies...

    In linguistics, plurality or [a] plural is a concept of quantity representing a value of more-than-one. Typically applied to nouns, a plural word or marker is used to distinguish a value other than the default quantity of a noun, which is typically one...

    and collective noun; e.g. "some people are..."), or otherwise for groups with particular unifying traits, qualities, properties, or characteristics (e.g.

A person is smart. People are dumb, panicky, dangerous animals, and you know it.

Agent K in the film Men in Black

I judge people by what they might be,—not are, nor will be.

Robert Browning, English poet. A Soul’s Tragedy, Act II

The people will live on. The learning and blundering people will live on.

Carl Sandburg (1878–1967), American poet. The People, Yes (1936)