usually meaning the lowest grade of students in a school.(9th,10th,11th grade is also debatable, for examples)
in movies and t.v. shows, they are usually depicted as
beady eyed kids that for some reason envy the upperclassmen almost as if they are god amoungst men..
but in real life they are generally
ungreatful little
snots that think they are tough/cool.oh and i never said they are all like this...