420 Flash a Friend Day Share definition Flag On 4/20, in support of marijuana legalization flash a friend (can be done by male or female). I just saw 2 topless women on 420 flash a friend day in support of legalization! 420 Flash a Friend Day by SubwayJered April 20, 2019 0 0 Get merch Get the 420 Flash a Friend Day mug. Buy Now — $32.95 See more merch
