filling up the pool
The act of urinating into an object example; toilet, bucket, etc.
Guy1: Dude what took you so long
Guy2: I had to fill the pool up
I filled the pool up
I'm filling up the pool
Guy2: I had to fill the pool up
I filled the pool up
I'm filling up the pool
He filled up her pool
when a male ejaculates onto a females stomach and fills up her belly button.
Dude, last night him and his girl got it on, and he filled up her pool.