There are a number of synonyms for the phrase "playing around". Some of these include "messing around", "fooling around", "fiddling around", "screwing around", "lollygagging", "wasting time", "dallying", "idling", and "loafing". All of these phrases describe a general sense of engaging in frivolous or aimless activities, often with little urgency or direction. Whether it's playing video games, hanging out with friends, or just engaging in idle chatter, "playing around" is a common phrase that can be used to describe a wide range of activities. So, whether you're looking to describe your own actions or those of others, there are plenty of words and phrases to choose from.