slang The struggle to lose weight and/or stay slim. The phrase is a humorous reference to the World War II battle of the same name. The battle of the bulge keeps me going to the gym.
the attempt to keep one's waistline slim. (Jocular. Alludes to a World War II battle.) She appears to have lost the battle of the bulge.I've been fighting the battle of the bulge ever since I turned 35.