The thing with is simultaneously keeping you alive and killing you, often used to describe a person who you're in love with, but, may be bad for you.

or

Room 505 is a metaphor for a place where everything was fine in their relationship, and the person in the relationship wants to go back there because now its killing them that everything is falling apart.
'I'm going back to 505, if its a seven hour flight or a forty-five minute drive. In my imagination you're waiting lying on your side,

-Alex Turner, of Artic Monkeys
by peaćhykeen April 30, 2019
Get the 505 mug.
Pronounced Five-Oh-Five. The thing which is simultaneously keeping you alive and killing you, often used to describe a person who you're in love with (but who may be bad for you).
I knew he was bad for me but I kept coming back... I needed him. He was my 505.
by dreamdreamdream May 7, 2015
Get the 505 mug.
505 is the best song to exist on earth and no one can top it, it’s just that great. You might find yourself replaying it for hours and hours and it’ll never get old.
my favorite song is 505.”

“really? me too!”
by eliza6eth May 5, 2021
Get the 505 mug.
a person who is very important to and who you consider the most important thing in the world even but maybe it’s bad for you.
He/she is my 505
by slywavts January 4, 2021
Get the 505 mug.
505 means having a good mood,happy energy
I’m on 505 today because she loves me
I’m so fun when I’m on 505
by Bentil cobby Essuman December 28, 2021
Get the 505 mug.
Is when the one thing
That keeps you alive…
Is very much worth dying for…
505…it’s love isn’t it? 💕
I thought so
by Wanderlust_721 May 3, 2022
Get the 505 mug.