Gross From Up Close - Occurs when an lithesome female is spotted from a distance. When viewed at a closer proximity, it is clear that she is repulsive apart from an attractive figure (ie long legs, curvaceous body).

When you eat dirt for the first time and leave your family to build a shack in the woods

GFUC is an acronym for Good Far, Ugly Close.

This pertains to a situation where a person seemingly looks attractive from a far distance, from either the front or the back, but in reality, up close, the person is not attractive.