Meaning of the word "line manager" in English

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

line manager

US /ˈlaɪn ˌmæn.ɪ.dʒər/
UK /ˈlaɪn ˌmæn.ɪ.dʒər/

Noun

a person who directly manages employees and is responsible for their performance and well-being

Example:
My line manager approved my vacation request.
You should discuss this issue with your line manager first.