protectionunit
nounUK /prəˈtɛkʃən ˈjuːnɪt/
US /prəˈtɛkʃən ˈjuːnɪt/
A protection unit is a group of people or things that keep someone or something safe.
The school has a protection unit that watches the gates every morning.
OTHER MEANINGS
2. A small part of a machine that keeps it from getting hurt.
The protection unit inside the toy robot stops it from breaking.
3. A special group in a game that defends a base or player.
Our protection unit stayed near the castle to block the other team.
4. A cover or case that keeps something safe from damage.
The phone's protection unit is a thick rubber case.