The act of locating a large icicle, and using it as a dildo while having a collection jar to catch the melting water. After the jar is full, you drink the water or use it as lubricant.
To pull out whilst receiving oral sex, cum on your girl's face, then throw a handful of icing sugar onto her face. The icing sugar sticks to the cum, and resembles a freshly iced cake.
Dicksmacker69: "I want to bake some cookies, have you seen the icing sugar?"
Troll: "Yeah, it's upstairs, your mom and I were Icing The Cake last night."