The person in the middle position of a three person threesome. To achieve the status of Lucky Pierre they must be both penetrated by the person behind them and penetrating the person in front of them simultaneously.
This is an exclusively homosexual act performed by three members of "team gay". A gay couple invite a third person ino the mix. One mans penis is larger than the other and gets all the attention, the small guy leaves.
New guy Draymon caught they eye of Treyvon, so invited him into the shower for a 3-way with Deyvon. Dey was lacking, Dray was packing and Trey wanted that meat-packing. Dey saw the writing on the wall, and left back-packing. It's your classic Arkansas Transfer Portal situation!