noun, plural a·lum·ni [uh–luhm-nahy, -nee] /əˈlʌm naɪ, -ni/.
- a graduate or former student of a specific school, college, or university.
- a former associate, employee, member, or the like: He invited all the alumni of the library staff to the party.
noun plural -ni (-naɪ)
- mainly US and Canadian a graduate of a school, college, etc
1640s, from Latin alumnus “a pupil,” literally “foster son,” vestigial present passive participle of alere “to nourish” (see old), with ending akin to Greek -omenos. Plural is alumni. Fem. is alumna (1882), fem. plural alumnae.