Watergate salad

Wiktionary

1. n. A sweet-tasting dessert salad made by combining pistachio-flavoured instant pudding, whipped topping, crushed pineapple, and small marshmallows, and possibly other ingredients.
2. n. A sweet-tasting dessert salad made by combining pistachio-flavoured instant pudding, whipped topping, crushed pineapple, and small marshmallows, and possibly other ingredients.