When someone goes to school with a contagious disease (such as ebola, the flu, pink eye, etc.) and proceeds to spread to everyone they can.
Person 1: "Dude, Jack came to school today with ebola, started coughing on people, and got sent home before the first bell. The guy was totally plotting ebolanbine."

Person 2: "Well hopefully it won't happen again!"
by The Supreme Gentleman December 5, 2014
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