A gay man who has been out of the closet for a long time and who has actual, real-world, gay experienceunder his belt (i.e., has the right to talk about being gay).
A general method for estimating various numerical values. The values are pulled out of a hat (Stetson), i.e. made up. The purpose of Harrison is to increasecredibility.
As a generalization, things other than numbers can also be estimated using the Stetson-Harrison method.
Our group did not have any experience or competence in determining a suitable scope for the project, so an estimate for the scope was produced using the Stetson-Harrison method.
Urinating in an open container while riding in a moving car. The phrase originated in 1835, when settlers riding the Oregon Trail were forced to relieve themselves in a large Stetson hat, to avoid stopping their wagons for fear of Indian attacks.
"Geez Jimmy, would you drive a little smoother? I'm filling up the stetson right now, but since you're driving like a maniac, it's splashing around everywhere."