420, 4:20 or 4/20 (pronounced four-twenty) is cannabis culture slang for marijuana and hashish consumption, especially smoking around the time 4:20 p.m. (16:20). It also refers to cannabis -oriented celebrations that take place annually on April 20 (4/20 in U.S. date form).

2016年4月19日 · Why is April 20 (4/20) considered 'Weed Day'? Here is the history of how 420 got associated with smoking smoking and the cannabis culture

The 4:20 time became a code for them to use in front of their unsuspecting parents, and 420 gradually spread from there — possibly via Grateful Dead followers — across California and beyond.

420 Month is a mock holiday for the entire month April 2020, referencing the code-term for cannabis consumption 420. The holiday has inspired a number of memes and posts about how in the year 2020, there will be a whole month of 420.

How long is 420 months? What is 420 months in years? This simple calculator will allow you to easily convert 420 mo to y.

2023年3月28日 · Learn all about the history of 420, as well as the basics of cannabis, including weed consumption methods, how to roll a joint, how to make cannabutter, and what to do if you get too high.

2022年4月19日 · Steve Capper and Dave Reddix are among a group of high school friends who came up with the term “420.” What do the Point Reyes lighthouse, French chemist Louis Pasteur and the Grateful Dead all...

2022年4月20日 · According to National Day Calendar, 420 Day is celebrated every year on April 20, where cannabis producers, consumers and advocates celebrate and smoke marijuana. "Once an unconventional day, the...

It can mean the time of day to consume weed, 4:20 a.m. or p.m., the date, April 20, a celebration of cannabis, or anything having to do with cannabis, for example, “420-friendly.” “It’s 4:20....

2025年3月14日 · What is 420? 420 is commonly known for being the token magic number for cannabis patients & enthusiasts alike! The very sound of "420" illicits giggles from young potheads to old ganja groupies across the globe. What is 4/20? Every April 20th or 4/20, is a world-wide celebration of cannabis culture. Kinda like a stoner's holiday!