1 definition by picka picka

Top Definition
A play on "blogosphere," refers to a network of morbidly obese, mainly female bloggers who have chosen to believe that it is sexier and healthier to be 100 pounds overweight (because this is easier than putting down the Ben and Jerry's, turning off the computer and going for a walk).
Jessie: I read on the internet that eating twinkies deep fried in pure lard is actually good for your heart.

Annette: Ha! It sounds like you wandered into the fat-o-sphere.
by picka picka July 03, 2010

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