This is the 4205th most frequent Korean word.
중학생
Middle school student.
Used as a subject noun to describe the speaker's current status.
나는 중학생입니다.
I am a middle school student.
Used as the subject noun in a plural form to describe a group of people.
중학생들이 도서관에서 공부하고 있어요.
The middle school students are studying in the library.
Used to indicate the time period during which the subject was a middle school student.