square meal
noun [ C ] uk/ˌskweə ˈmɪəl/ us/ˌskwer ˈmɪəl/
丰盛的一餐，美餐
a satisfying meal that fills you and provides you with all the different types of food that your body needs in order to stay healthy
You need a good square meal. 你需要好好吃一顿。