between a girl
's upper thighs that
can be seen when she is standing if she is thin. This is often an excellent indicator of the rest of the girl
's body, as if a girl
has upper thigh clearance (or, for short, "UTC") then she is likely
else. Absent upper thigh clearance, you are taking a risk that
she's a chubster. Note: This phrase is also referred to as "inner thigh clearance"