The phrase "do double duty" means to perform two tasks simultaneously. Some synonyms for this phrase include multitasking, juggling multiple roles, wearing two hats, and handling two responsibilities. Other phrases that convey a similar meaning include pulling one's weight, carrying two loads, and working two jobs. The concept of doing double duty is quite common in both personal and professional contexts, where individuals are often expected to handle multiple responsibilities and tasks. While doing double duty can be challenging, it is often necessary for success and productivity. By staying organized, focused, and prioritizing tasks, individuals can efficiently perform multiple roles and responsibilities.