—n. 1. a light baked dish made fluffy with beaten egg whites combined with egg yolks, white sauce, and fish, cheese, or other ingredients.
2. a similar dish made with fruit juices, chocolate, vanilla, etc., and served as dessert.
—adj. Also,souf•fléed'.puffed up; made light, as by beating and cooking.
—v.t. to make (food) puffed up and light, as by beating and cooking, adding stiffly beaten egg whites, etc.; make resemble a soufflé: to soufflé leftover mashed potatoes.