Someone who does things your boyfriend or girlfriend would do for you when you do not have a significant other.
by YM23 May 1, 2016
Get the Best Friend Opposite Sexmug. There is a stupid trend of girl and guys kissing there best friend and that can seriously ruin a friendship.
by chocolatecakexx July 7, 2020
Get the Kiss your best friend tiktok trendmug. national expose your best friend day is when u get all you crazy, embarrassing, cute and silly pictures of your best friend (national best friend day is november 1st)
“ national expose your best friend day is when u get all you crazy, embarrassing, cute and silly pictures of your best friend”
by lala thanarse October 14, 2019
Get the National expose your best friend daymug. by Loving the broskis November 14, 2019
Get the Hug your girl/boy best friendmug. 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
Get the National fuck your best friend daymug. Slap your tallest best friend day is October 22nd, slap your shortest best friend day is February 12th, so slap your average best friend day is September 25th
Average friend: why did you slap me??
Other friend: It's national Slap your average best friend day
Average friend: oh ok
Other friend: It's national Slap your average best friend day
Average friend: oh ok
by Egibadif September 24, 2021
Get the Slap your average best friend daymug. June 20th is the international day of having a Portuguese best friend. If you have a Portuguese best friend, make sure to celebrate by throwing sardines or pork at them.
"Tomorrow is international day of having a Portuguese best friend!!! I can't wait to throw sardines at João!
by The Portuguese Kids July 13, 2017
Get the International day of having a Portuguese best friendmug.