The term 420 has become a code word in marijuana culture. It refers to the time of day (4:20 pm) when many people use cannabis. Some people also use it as a code for smoking weed or taking other drugs. The meaning of 420 has evolved over time, and there are many different interpretations of what it means today.
In some circles, 420 is simply a code word for smoking weed. In others, it is used to denote the consumption of other drugs, such as hashish or LSD. Some people believe that the term originated with the police radio code for marijuana smoking in progress. Others claim that it was started by a group of high school students in California in the 1970s who would meet at 4:20 pm to smoke cannabis.
Whatever its origins, 420 has become synonymous with marijuana culture. It is often used as a code word to discreetly communicate about drug use, and it is also celebrated as a sort of holiday by cannabis enthusiasts around the world on April 20th (4/20).