An often unattractive, butthurt, and obnoxious female user of the popular site Tumblr.
Someone who complains all day on Tumblr about how oppressed they are by men, when 99% of ranting cases were provoked would be meaningless or of utmost minute significance to the average person.
> Guy: Hey you look nice today!
> Tumblrina later that night: OMG men are such pigs. I'm tired of being harrassed.
> -Next day-
> *Guy ignores tumblrina*
> Tumblrina later that night: OMG men are such pigs and they just ignore me nag nag whine whine