When you take a shit or sit to take a piss, and your dick aligns with the toilet seat in just the right way so that when you start to piss it comes out of the crack between the seat and the toilet.
n. Frozen accumulation of yellow ice found upon fire hydrants visited by dogs in the north. By extention any urinaceous mass of ice in an alley or outside a bar.
You can tell the month accurately by the size of the pissicle beside O'Morgan's Bar.