In an odd numbered circle jerk, it is the man responsible for two other participants and any choreography or direction changes which are dictated by the experience level of the group.
Carl going to be the pivot man, he drew the short straw, so he's workin' 2.
A person who is in the center of a Circle Jerk bent over pivoting around to service the circle jerkers, however at the time of ejaculation, the cirlce jerkers give the pivot man an angry pirate.
"Dude, right when I came, i shot in his eye and kicked him in the shin... oh yeah, i made him an angry pivot man."