bersday 

Takes place on a Thursday. Generally a day spent with friends or "bers"

Kid #1: what's poppin jimbo?
Kid #2: it's bersday so I'm spending the day with the bers
Kid #1: yessir

bersday by Jim lahey May 11, 2017

berfday 

The date of one's birth.

I be spendin' a fiddy or a c-note on my shorty's berfday jus' fo some 20 inch dubs.

berfday by rapmasta November 4, 2003

beersday 

1. Describes a desire or intent to drink any alcoholic beverage, usally heavy. (Not restricted to beer!)
2. An excuse or occasion to drink.
3.a Any day that you were extreamly intoxicated on alcohol.
3.b Any day you do not remember well due to ethyl alcohol.

1.a Is it beersday yet?
1.b (Someone) What day is it? (You) Beersday!
1.c I wish it was beersday.
2.a Today feels like beersday.
2.b Its beerday!
3. Of course I don't remember, it was beersday!

beersday by Cough Syrup November 17, 2006

Bertday 

One day before your birthday, (an extra day for drinking) and a chance maybe for your birthday celebration to land on or near the weekend.

My birthday is Monday so were all going out Sunday for Bertday drinks

Bertday by robinTO June 12, 2008