1 definition by oi-oi-oi

(noun)

(1) One who overly indulges in consumption

(2) A soon to be tub of lard
(1) Ooohh, I ate too many swiss cake rolls! I'm a fatcake!!

(2) Cameron! You ate an entire XL Papa Johns pizza by yourself? You're going to be a fatcake!!
by oi-oi-oi April 14, 2009
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