420 (pronounced four-twenty) is cannabis culture slang for cannabis consumption, especially smoking around the time 4:20 p.m., and annual cannabis -oriented celebrations held on 4/20, the U.S. …

1 day ago · April 20 has become synonymous with marijuana. But how did a random spring day earn this unofficial holiday status? We explain.

Apr 19, 2016 · That means marijuana smokers can smoke more openly than ever before on 4/20—a date that both marijuana smokers and non-smokers recognize as a national holiday for cannabis …

15 hours ago · On April 20th every year, marijuana smokers across the world come together to celebrate 4/20. What does the day entail and why did it become a thing? What is 4/20? Simply put, 4/20 is a …

1 day ago · Executive summary 420 began as a private meeting code used by a small group of California teenagers in the early 1970s and, through countercultural netwo...

5 days ago · Discover the 420 meaning, its origins, cultural impact, and why April 20 is celebrated worldwide as a symbol of cannabis culture.

4 days ago · Learn the history of 420, from its origins in California to a global cannabis celebration. Discover how 420 became a symbol of cannabis culture.

1 day ago · April 20th, also known as 4/20 or Weed Day, has become a beloved unofficial holiday for many Americans. While the origins of the date have long been shrouded in urban legends, the most …

Mar 25, 2026 · What does 420 actually stand for? 420 refers to cannabis consumption and cannabis culture more broadly. It represents a time of day to consume weed (4:20 p.m.) and a date to …

3 days ago · Why is it called 420? The real story traces back to five California high schoolers in 1971. Here's the verified origin and how 420 became global.