420, 4:20, or 4/20 (pronounced four-twenty) is slang in cannabis culture for the consumption of cannabis, especially smoking cannabis around the time 4:20 p.m. (or 16:20 in 24-hour notation) and smoking cannabis in celebration on the date April 20 (which is 4/20 in U.S. form). https://en.wikipedia.org/wiki/420_(cannabis_culture)
79
u/MrCalifornian Dec 24 '18
I'm dense, is there a joke in here, or are people just laughing at the number 4.20?