December 18th. The day where one person snitches on every body they know, including there homies.
"Hey Mr.Principal its National Snitch Day so Ethan has a Vape in his backpack"
"Good to know! Anybody else?"
"Dominic D, Dominic S, Baili, Kaidynce, Isaac, Briana, Lisa, Carlo, Carl, Arturo, Riley, Cade, Ryan Mich-"
"Ok damn chill, fuckin snitch"
by Omssnitchesgetstitches December 19, 2019
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September 25th. Or, as the Department of Homeland Security calls it, National “If You See Something, Say Something” Awareness Day.
National snitch day is coming up, better be careful with the loud this Friday.

Tekashi 6ix 9ine is going to have a field day on National Snitch day this year.
by No cuts no butts October 19, 2019
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National no snitching day
Every 12th of November nobody can snitch on you. If they do you are allowed to punch them up to 30 times on their arm.
Person 1: *Steals pen*
Person 2: *snitches*
Person 1: You are not allowed to snitch, it's national no snitching day *punches on arm 27 times*
by Bob Graffer October 10, 2020
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