fad diet

Noun

 * 1) A restrictive diet whose main goal is short-term weight loss.
 * 2) A diet that is popular only for a short time, a novelty diet; a fad in food.
 * 1) A diet that is popular only for a short time, a novelty diet; a fad in food.
 * 1) A diet that is popular only for a short time, a novelty diet; a fad in food.