What does classmate mean?
A classmate is a person who belongs to the same class as another student at a school, college, or university. The word combines 'class', referring to a group of students taught together, with 'mate', an English word for a companion or associate. It emerged in the context of formal education systems, where students regularly study side by side over months or years, and it carries a neutral, friendly connotation — a classmate need not be a close friend, but the relationship implies shared experience and familiarity. The word is common in everyday speech on both sides of the Atlantic, appearing in phrases such as 'an old classmate' or 'a former classmate'. It is distinct from 'colleague', which refers to professional rather than academic companionship. Because schooling is a near-universal experience, 'classmate' is a useful and widely understood term for describing one of the most common social bonds people form early in life.
nounA member of the same class at a school or college; a person who is studying alongside another in the same class or course.
- A person who is in the same class as another at a school, college, or university.
"She ran into an old classmate from high school while shopping downtown."
"My classmates and I stayed up all night preparing for the final exam."
"He invited several former classmates to his wedding."
Regular plural formed by adding -s. Used when referring to more than one member of a class collectively.
"All of his classmates signed the yearbook."
The word 'classmate' is barely two centuries old — before mass schooling created classrooms full of peers, there was simply no need for it.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of classmate
Classmate is a compound of 'class' and 'mate', formed within English. 'Class' derives from the Latin 'classis', meaning a group or division of the Roman people, which entered English via French in the 17th century and came to denote groups of students by the 18th century. 'Mate' comes from Middle Low German 'māt', meaning a companion or messmate. The compound arose as mass schooling expanded, likely in the late 18th or early 19th century, when structured classrooms made such relationships common enough to name.
Related word forms
How classmate is actually used
Neutral register, suitable for both formal and informal contexts. In British English the vowel of 'class' is /ɑː/, while American English uses /æ/. The term applies to shared classes at any educational level, though it is most commonly associated with school and university settings.
Easily confused with classmate
A colleague works with you in a job or profession, whereas a classmate studies with you in the same school or university class.