Used to describe the attractiveness of females in the Summit County, Colorado area. Typically, a female of 8 or more in Summit County will rate a 4 or 5. They are considered attractive due to the lack of women in the county.
Guy A: Dude, I met this BANGIN chick at Cecilia's last night. She was easily a 9.
Guy B: Nah, man, I saw her, she was only Summit County hot.