Combo dick
Refers to a small penis that is similar in size and shape to the popular american snack food.
Heather was happy when she saw the size of my cock because she said her boyfriend had a combo dick.
Dildo Dick Combo
When the male is wearing a strap-on on his ass and he has a male or female on each side and is penetrating both with his penis and strap-on; greatly exaggerating the thrust so you get good action on both sides.
Gabe, paired with John and Johniffer has a great time using the Dildo Dick Combo.