When something or someone goes or went kalooey, that means that person or thing went crazy or got out of control.
At first when Chris Brown saw Drake flip him off in the club, he thought to himself, "You know what. I'm here to have a good time. I'm just gonna brush my shoulders off about this and Im just not gonna let the haters get me down.". But when Drake sent Chris a picture of himself and Chris's girlfriend Rihanna in the praying mantis position, Chris said, "ahh heeelll no!", and that's when things just went kalooey.
A term originated in the southern part of the United States meant to describe someone who was made retarded from being kicked by a horse into a pile if moo-moo shit. (its a very rare occurrence and a real term in Northern Oklahoma)
Is that a Kaliogy cowboy over there? Sure looks like one he walkin real funny.
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