six-way

Etymology
The sense referring to a serving of Cincinnati chili was coined in the 1920s by Tom and John Kiradjieff, Slavic-Macedonian immigrants to Cincinnati, for their Empress Chili chain.

Noun

 * 1)  A serving of Cincinnati chili with spaghetti, cheese, onions, beans, and either jalapeños or chopped garlic.
 * 2) A sexual act involving six people.