When someone takes a shit in your mouth for pleasure or punishment. Based on the colors of the Hostess snack "Ding Dong" the poop is the base color of the Hostess snack while the chunks of undigested food are the frosting. Yum.
"Listen shitbag: if you don't get me my fucking soup I'll feed you my Ding Dong!"
when you ring a girls door bell and before she answers you friend sneak in and fuck her up the anus before she opens the door which will then proceed to DP.