One who sits in front of the television for long periods of time, with little or no physical activity. Example: 1 My roommate is such a couch potato - last weekend he watched television for 14 hours straight! Etymology: A 'potato' is a vegetable that just sits there, doing nothing
disapproval A couch potato is someone who spends most of their time watching television and does not exercise or have any interesting hobbies. couch potatoes flicking through endless satellite TV channels. A person who spends much time sitting or lying down, usually watching television. someone who spends a lot of time sitting and watching television