Crunchy Nut Cornflakes 

Yummy, addictive cereal made by Kellogs. They have ads like: "are you a crunchy nutter" and "get home, have some"

person 1: I really want something to eat
person 2: have some crunchy nut cornflakes!
person 1: nah, I'm not a crunchy nutter.

Crunchy Nut Cornflakes by KK-chan September 28, 2008

Puerto Rican Cornflakes 

Generic Saltine Crackers

"Tito share your Puerto Rican Cornflakes with your brother he needs to eat before he goes to school"

Puerto Rican Cornflakes by Bean Eater May 29, 2008

Texas Cornflakes

When you have a dwindling amount of corn chips but more Salsa. One crumbles the remaining corn chips up and mixes it with the salsa. Must be eaten with a spoon.

"Man, there was nothing left from the party so I was forced to have Texas Cornflakes the next morning."

Texas Cornflakes by DarcyDog December 20, 2018

cocaine cornflakes

hard boogers composed of mainly cocaine and other leftovers after having a night of 8-ball madness.

I woke up at the crack of 2PM and offered up a bowl of cocaine cornflakes to my coyote ugly before the curb kick.

cocaine cornflakes by dirty123 January 10, 2011

Piss in your cornflakes 

1. To disprove someone or make them sad. The term is usually used as part of friendly banter or by know it alls

Brian: Jet fuel can't melt steal beams right guys *laughs hysterically*

Dave: No need to piss in your cornflakes mate, but you're not funny

Piss in your cornflakes by Zorkkins August 2, 2016

Pee'd in my cornflakes 

Definition 1: A reply to be used when someone thinks they have the answer to a question but another individual participating in the argument proves them wrong with a detailed and knowledgeable answer with no sympathy for the other original participant's dignity or reputation.

Definition 2: A reply to be used when someone replies to an insult or argument with a flawlessly epic one liner or put down.

Example: "You've just pee'd in my cornflakes."

Pee'd in my cornflakes by Nathan Speirs... May 16, 2010

shitting in my cornflakes 

When someone +4’s you in UNO™️ and you have no way to express your pure anger and hatred for that person.

Person 1: *+4’s person 2 and changes it to a color person 2 doesn’t have*
Person 2: “YOU GOTTA BE SHITTING IN MY CORNFLAKES”

shitting in my cornflakes by smol pinkies December 25, 2018