15 minutes

How much time has to have passed without an authority figure (such as a teacher for example) before you are legally allowed to leave.
Remember guys, if the teacher isn't here in 15 minutes, then we are legally allowed to leave.
by Gizmology April 04, 2018
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January 15

This one is for my ladies!!

National wear a thong day and send a pic of it to your boyfriend/husband 😉
1 . Guys always wait for this day to come😏😉
Girlfriend: hey babe want to see my thong?
Girlfriend: Sends picture of her in a thong 🙈
Boyfriend: holy shit, your so hot babe!
Girlfriend: it's January 15.
by Elenagilbert0909 January 14, 2022
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December 15

Give your gf/bf hugs, kisses, chocolates and your hoodies

Boy: Here you go
Girl: Why did you give me a hoodie and chocolates
Boy: It’s December 15 lol
December 15 is nation kiss your gf/bf
by HackyTacky2001 December 13, 2021
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December 15

This means that you own the bus cause you a baddie
Also means that since your family member drives the bus, you own it
Definition: bus owning privileges
December 15 = National owning the bus day where you can say to anyone that you own the bus
by Tanamongeauisabaddie November 03, 2019
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December 15

Slap your older siblings day a day where you relieve stress and slap your older siblings another way to tell them you hate/love them
I love my brother so much that I slapped him on December 15
by Are y’all ready! December 11, 2020
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2:15

An early 4:20. Reserved for hardcore smokers.
"I heard you were part of the 2:15 club."
by Nick Shady December 12, 2007
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6-15

The code used to refer to the yaoi pairing Grimmjow/Ichigo in the anime 'Bleach.'
I saw some awesome 6-15 fanart yesterday!
by Hatoresu March 24, 2008
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