Definition of «outie»

"Outie" is a colloquial term used to describe a belly button that protrudes outward instead of lying flat.

I thought it was such a sweet photo of my baby girl and her gorgeous, round belly (and outie belly button). (mommyish.com)
This poll will show how many are having stretch marks, outie navels, leg cramps, hemoroids while pregnant. (easybabylife.com)
Your belly button is a definite outie now, as the baby pushes hard against the abdomen. (mypregnancyguide.com)
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