When you're in the shower and you don't have any lotion to beat off with and you just have to resort to soap. Also, it stings the pee hole on occasion.
"I was in the shower and lotion was no where to be found, so i had to resort to becoming a soap dick for that day, beatin the meat with some lever 2000."
A game that involves drawing the male genitalia on cars. The more valuable the car, the more points it is worth.
Rob: Do you want to play soap dick later?
Anthony: You already know.