Eat into Definition 1 of 2Pro Tip 1/3Financial Impact Refers to when expenses negatively affect your budget, often unexpectedly. Surprise medical bills began to eat into their vacation fund. Pro Tip 2/3Time Constraints Used when something takes more time than planned, affecting other activities. Extra homework is eating into my gaming time. Pro Tip 3/3Emotional Disturbance Indicates an emotional toll, such as worries reducing your peace of mind. Constant stress is eating into his well-being.