The act of doing literally anything at university except studying. This includes scrolling on your phone, hanging out in the cafeteria, talking to friends, or even reorganizing your desk just to avoid coursework.
“I spent three hours zlorking in the library and didn’t open a singlebook."
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi