An individual, likely to be inbred, with all of his/her facial features in a very small area (about a 3" x 3" area) and completely lacking a supraorbital ridge. Smallfaces are most often found at NASCAR events. The most famous examples include the pitcher Randy Johnson and the banjo-playing kid from the movie Deliverance.

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

Indicates that a girl is easy and likes wierd shit in bed. Girls with especially small faces love to put big hairy balls in their face. The smaller the face, the bigger and hairier they want the balls to be.

when someone's face gets all scrunched up when talking about something they are overly passionate about.