It's the finger(s) you purposely keep clean when you eat something messy so you could operate your touchscreen smartphone/tablet/GPS without making the screen look like your plate.
These ribs are delicious and messy, but I have to keep my pinkyclean cause its my iFinger.
For a heterosexual male to be so out of control, and lack all inhibition, that he would go as far as fingering another male, heterosexual or otherwise.
Sometime shit gets so out of hand at parties, I fingerdudes.
The use of the word "blue" to refer to sexually explicit content was first recorded in Scotland in 1824. "Blue" meant "lewd" because prostitutes dressed in blue gowns.