Are you looking for a really good bathroom meme? Probably not, but somebody waited their whole life to write the 4U2PN2 serial number in a urinal, in the hopes that someone would read the code and share the joke on the internet.

Let's find out what the hidden message written actually means.

What Does '4U2PN2' Mean?

4U2PN2 refers to a urinal code found by Reddit user London_Atlas in Orlando, Florida, which means "For you to pee into." The post (shown below) amassed over 49,600 upvotes and 684 comments since it was uploaded on August 4th, 2017.

How Is '4U2PN2' Used In Memes?

Online, people have speculated that the code tagged in the urinal wasn’t a beautiful coincidence, but a well-thought secret message. For instance, on July 1st, 2023, X user posted the image macro of the urinal paired with the overlay text "I don't know who assigned the serial number to this urinal but he could be my new best friend." Redditor /u/StarkBBK posted the same image (shown below, right) paired with the text "This made me happier than it should have," which amassed more than 22,500 upvotes and 52 comments since uploaded on March 13th, 2021.

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For the full history of 4U2PN2, be sure to check out Know Your Meme's entry on the slang term for even more information.