Porta Potties? AP style?

[Evil ... Thy name is Orville Redenbacher!!]

What's AP style for Porta Johns?
Porta Potties? Port-a-potties?
Port-a-johns?

 

[reformedhack]

I think those are all brand names, like Dumpster. I'd go with "portable toilet" myself.

 

[Vombatus]

****ter, or Portable ****ter

Remember when Johnny Carson sued a company for naming theirs "Here's.... Johnny!!!" He won, too.

 

[MNgremlin]

Porta-John

 

[MileHigh]

From the stylebook: port-a-potty