classmate

Meanings

1. 1
   noun

   A student who is in the same class at school.

   Danny and I have been classmates for five years, but I've never spoken to him outside of lessons.

2. 2
   noun

   A member of a different sort of class, such as locomotives etc.

   The Class 87 is the only main line-certified member of the fleet left in the UK, although there are 21 classmates in use overseas [...]

3. 3
   noun

   an acquaintance that you go to school with

Etymology

From class + mate.