The act of two men DP'ing some bitch in a standing position. Only for the brave (and strong)
Women: What a SDP?
Man 1: One in the ass, one in the pussy
Man 2: Standing up, at the same time!!!! muahahahahahha
Women: Holy shit
Man 1 and 2: Lets do this.......Leeeeeerrrroooooyyyyyyy Jeeeennnkkiiinnnssss