Slap it, yesterday was grab but today is a new day on April 12th slap it nicely!!
by EVeryday things April 11, 2018
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A one month long holiday where you can slap anyone's ass

It has officially been turned to a month celebration the entire month of April
John:c'mere
*Slap*
You got National slap ass day
by Edge___lord__beat__ April 11, 2019
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April 12th you can slap anyone on the ass and they cant get mad.
I can slap your as because april 12th is national slap ass day
by Camron :) April 12, 2019
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National Slap Ass Day is on April 16th. Anybody can slap anyone’s ass with no consequences.
Dude it’s National Slap Ass Day so I’m gonna slap her ass.
by Billy Cunningham April 16, 2019
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