something is really you etc Definition

you
pronoun

1. The person or people, etc spoken or written to, with or without others

Example: When are you all coming to visit us?
2. Any or every person.

Example: You don't often see that nowadays

Idiom: something is you (something is really you etc)

colloq
It suits you.
Example: That hat is really you

Derivative: you-all

(S, especially Southern)
You (plural).
Example: You-all take care now

Idiom: you know who (you know what)

Someone or something that the speaker does not want to name.

Etymology: Anglo-Saxon eow, originally accusative and dative of ge ye.