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Also known as: 1 in the pink, 19 in the stink. Placing the the thumb of one hand in a woman's vagina, and the four other fingers, along with all the fingers of the other hand and all the toes in the anus. Named for its similarity to a tour bus full of Koreans, with one driver and a whole bunch of Koreans packed into the back.
Judy: Wow, my asshole is really hurting today.
Nancy: Why?
Judy: Joe and I tried the Korean Tour Bus last night.
by Bmoney43 July 06, 2016
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