When you go to a restaurant or fast food place where there is a Soda Fountain, and you take the large cup and go to each of the drinks/sodas, and one by one fill your cup with each one, mixing them all together.
Him: ""Hey, i got Pepsi, what did you get?"
Her: "They had lemonade, pepsi, root beer, fruit punch, mountain dew, tea, and sprite at the fountain. "
Him: "Suicide soda? awesome."