1 definition by lmdk6969

-420 is to get baked or smoke marijuana at 4:20(more so stoners)
In the year 2020 The month of april(because it's the 4th month in 2020) is celebrated for the whole month of 420.
-Bro its 420 for an entire month!
by lmdk6969 April 14, 2020
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