The phrase "tripping on" can be used to describe someone experiencing a high or euphoric feeling usually through the use of drugs. There are many synonyms for this phrase, including "getting high", "being stoned", "feeling intoxicated", "getting buzzed", "having a trip", "being lit" or "feeling euphoric". These terms are commonly used to describe the state of mind or body that is experienced from the use of substances such as marijuana, cocaine, ecstasy, and other drugs. While these terms may be used casually, it's important to remember the dangers and consequences of drug use, both physically and legally.