Tumblr Down Syndrome occurs when "edgy" teenage attention whores spend all their spare time on Tumblr.
Symptoms include:
1Feminazism
2Cutting ones own wrists in attempt to appear "edgy"
3Hating on cis white males
4Believing "cis" is an insult
5Writing shitty poetry
ie:
Roses are red,
Violets are blue,
I want to kill myself.
6Listening to "obscure" bands such as mcr an 5sos
7Hating on one for having an opinion 8Creating cringey/cancerous fandoms
9Spewing bullshit via keyboard
10Pretending to be LGBT to appear "cooler"
Guy1: Hey ,You talk to that semi-gorgeouschick over there?
Guy2: Yeah, but it turns out she's got Tumblr Down Syndrome, you'll never get her.
A word girls use while talking about how a bricks popularity status will go down hill to "Loner-ville".
Girl 1: Omg i HATE her!!! Shes such a Brick!
Girl 2: Tell me about it! And her little posse? Pff, please!
Girl 3: Couldn't agree more!!! Someday, there gonna Tumble Down to the Ground!!!
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi