To satisfy one's hunger (literally); to fill one's stomach. Also used figuratively to satisfy desires or needs.
安い定食でとりあえず腹を満たした。
I filled my stomach for the time being with an inexpensive set meal.
彼は成功で名誉心を満たしているように見える。
He seems to be satisfying his pride with his success.
夜食で腹を満たすと、よく眠れることがある。
Sometimes having a late-night snack to fill your stomach helps you sleep well.