On June 23th you have permission to fuck any of your best friends weather they be male, female, non binary, trans female or trans male, ECT.
You can go up to your best friends and say "its national fuck your best friend day" and they have to let you smash and the same goes to you.
by Femmeep420 June 21, 2021
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You can’t talk to your friend or best friend for the whole day. That means under no circumstances should u talk to your friend!

This day is on October 29
Hey National Ignore Your Best Friend Day
by Tylol1234 October 28, 2019
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Oct 4 the day where you celebrate your best sexy friend.
Hey do you know what today is?
No...
Its Oct 4, best sexy friend day!!!
Coo
Heres your present best sexy friend *hands over covid-19 so they are no longer the best 😈*
by Daaaaaaady March 31, 2020
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