Definitions by Gomorrah
TAPOUT
n. when the last few drops of piss escape into your underwear or roll down your leg; in spite of extensive, exhaustive efforts trying to prevent same, esp. at night.
I fucking hate it when I tapout after pissing in the middle of the night. It is then I wonder if that was the real meaning of Billy Joel's song "In the Middle of the Night", notwithstanding the liquid video and my wife's snoring in the next room.