What does alumnus mean?
An alumnus is a person who has graduated from, or formerly attended, a particular school, college, or university; by extension, the term can describe anyone who once belonged to an institution, such as a training program, company, or organization. The word comes from Latin, where it meant a foster child or nursling — someone nourished and raised by another — which is why schools are affectionately called 'alma mater,' meaning nourishing mother. In everyday English, being an alumnus implies more than simply having studied somewhere: it suggests a lasting bond, pride, and often active involvement through donations, mentoring, or alumni networks. Traditionally, alumnus denoted a male graduate and alumna a female graduate, but modern usage frequently treats alumnus as gender-neutral for any individual graduate. Informally, especially in American English, people often shorten it to 'alum.' Whether on a résumé, at a reunion, or in institutional communications, the word conveys affiliation, achievement, and enduring connection to a formative community.
nounA male or, in modern usage, any graduate or former student of a particular school, college, or university. More broadly, a person who was associated with an institution as a pupil, trainee, or member.
- A graduate or former student of a specific school, college, or university.
- A former member, associate, or trainee of an organization, program, or group.
"As a proud alumnus of the university, she returns each year to mentor incoming students."
"He is a distinguished alumnus of Harvard Law School who now serves on its board of trustees."
"After completing the fellowship, she joined the program's network of alumni as an active alumna."
The plural 'alumni' traditionally refers to male graduates or a mixed-gender group; 'alumnae' refers exclusively to women graduates. In modern practice, 'alumni' is widely used as the default plural regardless of gender composition.
"The university's alumni gathered for their annual reunion weekend."
The word 'alumnus' literally means 'foster son' or 'nursling' in Latin — your alma mater isn't just your school, it's your 'nourishing mother,' and you were her ward before you were her graduate.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of alumnus
The word 'alumnus' derives directly from Latin, where it meant a foster child, pupil, or nursling — literally someone fed and raised by another. It stems from the Latin verb 'alere,' meaning 'to nourish, feed, or support,' which also gives us words like 'alimentary' and underlies the phrase 'alma mater' ('nourishing mother'). The term entered English in the early 17th century, initially retaining its sense of a pupil or ward, and gradually came to be applied specifically to graduates of schools and universities. Its feminine counterpart, 'alumna,' follows the same Latin pattern of gendered noun endings.
Related word forms
How alumnus is actually used
Traditionally, 'alumnus' referred specifically to a male graduate and 'alumna' to a female graduate, with 'alumni' as the mixed-gender plural and 'alumnae' for groups of women graduates. In contemporary usage, 'alumnus' is often used gender-neutrally for any individual graduate, though some institutions retain the traditional distinctions. The informal clipped forms 'alum' and 'alums' are common in American English, especially in casual contexts. The word carries a warm, affiliative connotation — it signals ongoing connection and loyalty to an institution rather than mere past attendance.
Easily confused with alumnus
Alumnus is the masculine singular form (or gender-neutral in modern usage), while alumna is the feminine singular form for a female graduate.
Alumnus is the singular form referring to one person, while alumni is the plural form referring to multiple graduates.