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Term used to describe a graduated/dropped-out member of a Student Union who keeps returning to crash activities and camps that are organised by the Union. It's favourite hiding spots are inside other current members' sleeping bags. It loves to get drunk and borrow belongings without asking.
Student A: "Hey, what's that strong alcohol smell? And where are my slippers?"
Student B: "Sounds like an SU cockroach infestation. Alright I'm tired and need to sle.."*BUMP*
Student A: Yikes there's already one in your sleeping bag!
by Creamernest April 15, 2018
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