(Abbreviated CCS) When a song is stuck in one's head, but only the chorus or a section or phrase in the chorus can be recollected.
Garret: bmbdmmb... ROCK THE CASBAH! ROCK THE CASBAH!

Arnold: Dude, what's wrong with you?!?!?!!

Garret: Ehh just Catchy Chorus Syndrome. ROCK THE CASBAH!!!!
by It's Thibbz!!!! June 2, 2010
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