15
The word serious, shortned to cereal.
Dude, I saw Katie getting slammed by Dave in her back yard.

Dude, you cereal?
by Mattrgilberto February 02, 2008
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16
Another name for weed.(Relatively good at that)
"Hey John, got any cereal for this weekend?"
by vvd May 17, 2008
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17
A codeword to talk about sex without saying the word when you're in a public area
I had the best cereal of my night last night
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18
A slang version of the word "serious," usually used to inflect idiocy or ditzy-ness.
Popularized by South Park's episode featuring Al Gore.
'Man-bear-pig is real, I am super, duper cereal!'
by Stealth Walrus October 26, 2008
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19
A tasty breakfast treat. Goes good with milk or a yoohoo. Also tasty with a marinated steak tartar.
Your mother and I shared a yummy bowl of cereal.
by Rev. Reggie Dingleberry August 27, 2004
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20
Dave: did you get the cereal for the party?
Joe: Cereal..?
Dave: The weed, dumbass. Christ, learn the codewords.
by flabberabber April 15, 2010
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21
Are you cereal, or are you just poppin my tart?
by thtsprtybossbabe July 19, 2008
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