Definition
To extend an activity or combine several activities to fill an entire day, night, evening, or weekend.
充分利用一整天／晚上／周末
After shopping in the city, they decided to go to a new restaurant, making a day of it.
在城里购物后，他们决定去一家新餐厅，好好享受一天。
Since we're all here, let's stay at the beach longer and make a day of it.
既然我们都在这里，那我们就在海滩多待一会儿，好好享受这一天。
We don't go out together often, so tonight we are planning to make an evening of it.
我们不常一起外出，所以今晚我们计划好好享受一个晚上。