əˈləmnəs noun
( plural alum·ni -ˌnī sometimes -(ˌ)nē)
Etymology: Latin, pupil, nursling, foster son, from alere to nourish — more at old
1. : one that has attended or has graduated from a particular school, college, or university
a Harvard alumnus
an alumnus of my college
— usually used of a man in the sing. but often of men and women in the plural
2. : one that is a former member (as of an organization), employee (as in an office), contributor (as to a magazine), or inmate (as in a penitentiary)