Can be used when somebody in front of you is driving or walking incredibly slowly and is usually blocking your way.
User is usually fustrated and inpatient.
More commonly used by British males.
"Come on split arse!"
"Fuck sake this bloody split arse is in my way!"
"Get out the way split arse!"
When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.