What exactly is a "belfie?" You might have heard the term thrown around in hashtags and other places on the Internet, but are you fully aware of what this beautiful word means? Simply put, a belfie is a "bottom selfie," of a self-shot picture that prominent features one's booty. And we've got the 10 best for you.

So in other words, belfies are a beautiful invention that helps showcase some of the most gorgeous girls' most delicious assets. We are connoisseurs of all things hot here at GuySpeed, so we thought we'd do you guys a favor by both introducing you to this term (if you haven't heard of it), and going the extra step by showing you some of the best examples of belfies out there in the Internet. Guys, feast your eyes on the 10 Best Belfies Ever. What's more is that we're starting it off with Jen Selter, one of the pioneers of the belfie and a former Babe of the Day!