alum

3 definitions • 4 examples

a chemical substance containing aluminium used in dyeing (= changing the colour of something) and as an astringent (= substance that causes skin to tighten)

short for

Paul, although an Englishman, is an Arizona State alum.

The interviewer asks a few questions, including whether the applicant is the child of an alum.

short for

Her comedian husband, like her, is a "Saturday Night Live" alum.

He's an alum of the Chicago Theater Company.