An affliction in which the victim commits to multiple things simultaneously in an effort to please any and all parties, then failing to deliver results promised to one or more party.
She's got a bad case of Leonitis, man; she says she'll write that paper, go to his party, and meet you for that movie, but in the end she'll just take you to the party, and you'll just sit alone in the corner feeling like an asshole. I hope she gets an F on that paper. And dies.
by uevuerbfoiasuihfiueh November 9, 2007
a disease that affects the feet making them grow abnormally large. Symptoms include being last boy, erratic dancing and disliking mayonnaise. Occasionally growths known as conor and billy will grow on shoulders. Treat with pineapple juice and dalkey.
by C. Rumpet August 20, 2007
what you feel when watching any movie too many times, specifically 300 than trying to quote it at any and all times
"dude, after watching 300 a million times i fel i've got the leonitis"
"all these people quoting 300 is giving me leonitis
"all these people quoting 300 is giving me leonitis
by carrington II November 10, 2008