When subject A urinates in the face of subject B. Not only does it cause a watery, glissening face, but also may spark memories of nostalgia of one of the subjects' childhood memories of swimming in the pool, playing games with dear old decrepid Granny.
"As Henry played a rousing game of watersport with Almeda, Almeda noticed Henry wincing as the sparkling, diluted drink poured out of his hose onto her face. Days later, her eyes burned and a trip to the doctor's office was in order for dear Almeda
A sexual paraphilia or fetish. Person gets aroused when sees someone wetting his/her pants or just becoming wet (for example under the shower or in the pool).
wetting, jeans fetish, underwear fetish