• Supposedly 420 was a code used by the San Rafael police department, however, the department has always denied this. A group known as the Waldos claim to have originated 420 in San Rafael in 1971. The group met every day at 4:20 PM after school and eventually began to use 420 as a code for marijuana so they could talk about pot in front of parents and teachers.


    4 20 meaning & definition 1 of 4 20.


  • Best holiday(which is today, april 20th)!

    4 20 meaning & definition 2 of 4 20.

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This page shows you usage and meanings of 4 20 around the world.