Does not mean cereal, or anything even close to it. It does not mean serious, in fact it doesn't even exist, not even in slang. Please learn how to spell, and stop making stuff up, it really is just embarrassing.
by Literate people of the world February 05, 2010
by bitch chick November 23, 2003
verbAre you serious.
Girl: I saw your girlfriend last night.
Boy: Are you ceral! She told me she was going to be out of town.
Boy: Are you ceral! She told me she was going to be out of town.
by Briznitchhh May 27, 2007
by QWERTYAZERTY no good names March 11, 2021