Going Japan

Where two friends (preferably both the same gender) simultaneously drop atomic bombs in adjacent stalls

Yo, Kellen and I are Going Japan on the toilets in long wing.

by Fatman and Little Boy September 9, 2019

going japanese

Going waaay over the top with something and not reaping the consequences.
(usually used in situation or with a noun)

"Dude, did you hear Dave went bare four rounds in a row? He didn't even get her pregnant. He's going japanese so hard."

"I shot up an ounce of heroin and didn't OD. #goingjapanese"

by peanutlicker May 4, 2014