A photo of the unidentified urinator supplied by a fellow passenger.
From the nzherald.co.nz
The kid is also a serial urinator, which passes for cutting wit in a movie with a lisping gay toady on roller-skates.
From the timesunion.com
A view it's not hard to concur with when the urinator at the Festival theatre threatens violence when approached by front-of-house staff.
From the guardian.co.uk
More examples
Pisser: a person who urinates
The loons (North America) or divers (UK/Ireland) are a group of aquatic birds found in many parts of North America and northern Eurasia (Europe, Asia and debatably Africa). All living species of loons are members of the genus (Gavia), family (Gaviidae) and order (Gaviiformes).
A diver, especially someone who searches for things underwater
One who dives under water in search of something, as for pearls; a diver