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1.
A mental disorder that causes a person to act half their age, explode with anger at random people, make bad jokes, and annoy other people
Person 1: FUCK YOU ASSHOLE!!! Person 2: Dude, do you have jimitis or what?
by coder68 August 29, 2009
 
2.
MEDICAL CONDITION.

SYMPTOMS INCLUDE; Laziness, uncleanliness, urge to steal, tendency to lie and cheat with bouts of drug use and munchies!
TREATMENT: Get a job, stop pretending and lay off the drugs!
That guy is so lazy and lies all the time. I think he has a bad case of Jimitis!
by angrysibling April 21, 2011