1 definition by Mizumeister

Wiljan is the abbreviation of Willem-Jan. The term Wiljan is most used in ways do describe a failure of some kind.
They tend to have a cryptic sense of humor and never apologizes for anything cause he cannot do anything wrong.
A: "I'm didn't pass my math exam"
B: "You are such a Willem-Jan"
by Mizumeister June 15, 2020
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