stands for "Fat Kid Comment". In remark to any statement that a fat kid would say.
Me: "I just ate dinner, is it weird that I'm still starving"

You: "Wow, that was a FKC".

Me: "I love free samples!!"
You: "....FKC"

Me: "I only eat the corner pieces of cake"
You: "....FKC"
by 1LSauce January 7, 2013
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its a gang of hip hop dancers or something.
"hey that kids in the FKC gang, dont touch him!"
by Xx_StrAWbeRRys_&_CreAM_xX February 6, 2008
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