'Classmate' definitions:

Definition of 'classmate'

From: WordNet
noun
An acquaintance that you go to school with [syn: schoolmate, classmate, schoolfellow, class fellow]

Definition of 'Classmate'

From: GCIDE
  • Classmate \Class"mate`\, n. One who is in the same class with another, as at school or college. [1913 Webster]

Synonyms of 'classmate'

From: Moby Thesaurus