Dining out is a phrase commonly used to describe eating at a restaurant or other establishment outside of the home. However, there are several synonyms for this phrase that can be used to add variety to your vocabulary. Some examples include: 1. Eating out - this is a more straightforward synonym that simply replaces the word "dining" with "eating". 2. Going out to eat - this emphasizes the social aspect of eating out, suggesting that the purpose is to spend time with friends or family. 3. Having a meal out - this is a slightly more formal option that may be more appropriate for business settings. 4. Taking a break from cooking - this emphasizes the convenience of eating out, suggesting that it is a way to avoid the hassle of preparing meals at home.