A term used on tumblr and other sites usually posted in conjunction with a picture of attractive people/persons maintainer of said site would have no qualms fucking
Person 1: I'm going to post a picture of some cute hipster chick on tumblr! what should I tag it as?
Person 2: why not use unfff?
Person 2: why not use unfff?
by whatnotery August 19, 2011
by The Captain Falcon in example. September 27, 2010