birthday day 

the day that you actually celebrate your birthday. it may acutally be on anniversary of your birht or it could be two weeks later. it doesn't matter.

person one: hey what are we doing for your birthday?
person two: nothing i have work that day but we are going to six flags on my birthday day
person one: awesome i am so there

birthday day by ZarahMarieS April 21, 2008

Happy inbetween birthday day 

When you and your friend's birthday's are five days apart. It is the day that is right in between.

Happy inbetween birthday day!!!!

Happy inbetween birthday day by Mar W. January 29, 2009

radical gamer birthday day 

A day where two (or more) epic gamers share a birthday on the same day
did you know that an example of a radical gamer birthday is Chiaki and Chihiro!!!!!!!!!!!!!!!!!!!!!!!!!!
march 14th, today😲

Chihiro: ayo bro did u see what day it is
Chiaki: ya bro!!!!!
Both: its a radical gamer birthday day 🤣🤣🤣🤣🤣🤣🤣🤣

radical gamer birthday day by kelsmoldybasketball March 14, 2022

Tell your boyfriend what his presents are four days before his birthday day

A tradition as old as time where anyone witha boyfriend tells him what his presents are four days before his birthday to keep the Boogeyman from coming in their house and fisting them.

"Today's Tell your boyfriend what his presents are four days before his birthday day!"

Tell your boyfriend what his presents are four days before his birthday day by Toad-Bit October 28, 2023

birthday Boxing Day 

The day after your birthday is birthday Boxing Day

Spent my whole birthday Boxing Day hanging out my arse

birthday Boxing Day by Woodpile October 11, 2022

4 day birthday rule 

Rule that only applies to your closest bestest friends and gives them the power to bestow their birthday wishes not on your big day but within 4 days of you being born.

E.g. Hey Kate, couldn't wish you on your day but am calling now - I invoke the 4 day birthday rule.

4 day birthday rule by Burnerme December 1, 2018

National Happy Birthday Jeff Weiss day 

March 17 is jeff weis birthdya Say happy birthday jeff weiss on march 17 it’s national day!’

wow i sure do love jeff weiss!
me too, i’m so happy it’s national happy birthday jeff weiss day!

National Happy Birthday Jeff Weiss day by Jeffweiss March 17, 2021