Meaning of the word "be about" in English

What does "be about" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

be about

US /bi əˈbaʊt/
UK /bi əˈbaʊt/

Phrasal Verb

1.

to be doing something or to be going to do something very soon

Example:
I was just about to leave when you called.
The movie is about to start.
2.

to concern or relate to something

Example:
What is this book about?
The meeting was about the new project.