A1[C, + sing/pl verb]a group of students who are taught together at school, college, or university: Which class are you in this year?She gave the whole class extra homework for a week.My class (= the people in my class) was/were rather noisy this morning.[as form of address]Okay, class, settle down and open your books.Students and pupilsA1[C, + sing/pl verb]a period of time in which students are taught something: My last class ends at four o'clock.I was told off for talking in class.Who takes/teaches your environmental studies class?I missed my aerobics class yesterday.Classes have been cancelled today because of a staff meeting.Classes, courses and courseworkthe class of 2012, 2013, etc.mainly US›a group of students who successfully finished their studies in a particular yearStudents and pupils