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1.
a good feeling that you get inside; unbeleivable happiness.
when lauren and jennifer saw the kittens, they got all cupcakey inside.
by lauren11692 July 28, 2006
 
2.
Self-consciously or excessively cute. Cute to a sentimental extent. Having child like innocence.
A "cupcakey" person may be coyly mannered and try to always maintain a positive attitude.
by cupcakec February 21, 2013