tumblahr 

people on tumblr that like to argue with everyone; love to state their opinion whether you asked or not; probably will fight you over any stupid reason, but wont confront you in person; all the write sounds like blah blah blah

Jenn: Did you see Karen's tumblr post?
Lilly: Yeah, what a boring argument. She's such a tumblahr

tumblahr by mennifer_jollica June 27, 2016

Tumblarity 

A number on the tumblr Dashboard indicating how popular or un-popular you are. The number increases and decreases due to likes, followers ect.. Makes or breaks an ego as a blogger.

My tumblarity was -5 from yesterday. Someone must have unfollowed me.

Tumblarity by Allivictoria May 13, 2009

tumblarian 

n. /tʌm.'blɛɹ.iən/ From Mod. Eng. 'tumblr' + 'librarian.'

A member of the librarian community on tumblr. Archivists, libraries, paraprofessionals, students, and aspirants may also apply.

"I think these laser fingers prove conclusively that tumblarians are the best part of any library conference."

tumblarian by librarean June 19, 2013

Tumblarity 

Tumblarity is your popularity Tumblr.

Tumblr + Popularity = Tumblarity

TUMBLARITY IS FUCKED UP.

Tumblarity by R2 van Tooren January 2, 2010

tumblard 

fat people on tumblr

you're a tumblard

tumblard by pussygay January 18, 2016

tumblarian 

The amazing people on tumblr who are socially awkward, smart, crazy over fandoms, cry over fictional characters and have an opinion about everything. overly secretive.

guy 1:Hey dude, why does that girl just sit over there and cry over her laptop?

guy 2 : *sigh* what do you expect? she's a tumblarian.

tumblarian by DanIsOnFire February 25, 2013

tumblarcissist 

someone obsessed with their own tumblr, a tumblr narcissist.

person: oh em gee, will you stop looking at your own blog? you're such a tumblarcissist.

tumblarcissist by janaruby July 28, 2013