National sisters day is to appreciate your big sisters or little sisters and to be grateful for them.
Hey Maria did you go wish your mean ass sister a happy national sisters day.
by Maomi May 29, 2020
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A day to appreciate to older sisters. Older sister who have helped your mother out by technically being the second mom get recognized.
by dianacional February 4, 2021
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A day dedicated to our big sisters, because they helped raise us too!!!
by Bellerrrrrr December 4, 2019
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October 16th is National Little/Baby Sisters Day!! post about your sister and try to get along with them:)
“hey today’s National Little Sister Day so today i won’t antagonize you🤍”
by upstateny518 October 16, 2020
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Well this day is national blood sister day this means you are celebrating of having a wonderful beautiful caring sister that you share blood with she always makes your day and sometimes makes you cry once in a while but you know you guys are still sisters and you love each other until the end of the earth
by Maddie_love September 8, 2019
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On October 25th you can slap your sister all you want and you won’t get in trouble.
Hey why is your sister crying

Because I slapped her for National Slap Your Sister Day
by boppotheclown October 24, 2020
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