Meaning of the word "the army" in English

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

the army

US /ðɪ ˈɑːrmi/
UK /ðɪ ˈɑːmi/

Noun

the military forces of a country, especially land forces

Example:
He joined the army right after high school.
The army was deployed to assist with disaster relief.