When a couple goes to the washroom at the same time. One partner sits on the toilet seat with their legs opened and the other partner stands over them, peeing between their legs and crossing streams. It cultivates a level of intimacy during urination.
Partner 1: Hey Sal, I have to go to the washroom, do you want to do a Golden Arches?
Partner 2: Sure Talia, if you go sit down, I’ll come stand over you.
noun
A sex act where a woman kneels between two men, and the two men proceed to pee simultaneously in the air into the woman's mouth. The men should aim to make the piss parabolas as large and uniform as possible, thus creating a golden arch.
This bitch wanted a golden shower, so me and my bro took her through the drive-thru and gave her the golden arches.