When it comes to describing someone who is wealthy or has a lot of money, there are plenty of synonyms for the term "deep pocket". Some of the most common phrases include "loaded", "rich", "well-heeled", and "flush with cash". Other similar phrases might include "moneyed", "affluent", "prosperous", or "financially secure." All of these phrases would be appropriate when describing someone who has a significant amount of money or financial resources at their disposal. Whether you are looking for a more formal or informal way to describe someone's wealth, these terms are sure to get the job done.