the act of prefroming 69 with another partner who does the second "6" in the butt. here is the order is the of the numbers in gender, 6=male 6=female 9=male

A sexual position involving three adults.

The position can be obtained by three males, one male and two females, or two males and one female.

The first "6" must always be a male. He will insert his penis into the ass of the person in front of him, or the second "6". The second "6" will be performing a "69" with the last sexual partner.

When two people 69 while a third does one of them up the ass.