2. A place full of symbolism and... things like that
3. The place you get sent for not obeying the laws regarding urination
4. Urinetown's the end
5. Urinetown's a tool, an instrument of power to enforce Mr. Cladwell's iron rule
6. Urinetown's a lie, a means to keep the poor in check
until the day they die
7. Not a place but a metaphysical... place
8. Your town, if you're hopeless do-OOOOOOWNNNNNNN aaaaaaaand out.
So look around, you've finally found the place you asked about; for Urinetown is your town if you're hopeless, down and out.
"That's one interpretation."