Definitions by Kolvk

Itis 

The feeling you get after you eat tons of food. You feel drowsy and do not want to do anything all day.

John:"yo bro, all of that Mexican food at Burrito Bandito gave me the itis."
Sam: "I know dude, I just wanna lay down and sleep dawg."

Itis by Kolvk October 3, 2012