A paper device, which, when thrown from a tall apartment building, can catch an updraft and begin to oscillate as it "falls", theoretically, it could fly for hours, especially in areas such as Chicago where heavy winds can produce city-wide updrafts.
by Umshaad Trivates January 10, 2004

A retard who's born with a few extra chromosomes and, as a result of this, feels obligated to vote down on every UD definition he comes across just because he feels like it.
Person A - Hey, why's that spaz voting down on that UD definition for crack? It's a perfect definition man!
Person B - Oh him? Yeah, he's just an Urban Dictionary Downer.
Person B - Oh him? Yeah, he's just an Urban Dictionary Downer.
by Urban Dictionary Upper February 18, 2010

Another name for Urban Dictionary, since all the gun faggots and nerds who want to boost their E-cred by looking smart and began posting technical definitions on a slang website. Because we definetly would rather get our info here.
Named for those who think this is Wikipedia
Named for those who think this is Wikipedia
Welcome to Urban-Wiki-Dictionary. How about instead of learning about Earth from an actual source, you look it up here, and one of our Resident Experts (Code for faggot) will give you information that's probably untrue.
by fgsfdsMASTER October 9, 2009

Refering to mpg (miles per gallon), this is an avergae of mpg in urban area, which is usually high due to the stopping, starting and speed differences , and that of rural area, which is much lower (about 10-40% lower)
by Kung-Fu Jesus May 5, 2004

A person who incessantly tries to get published by Urban Dictionary but he's not a word wizard like me so the editors always deny his words.
by Amphibious Goddess June 2, 2016

by Look over there! ----> January 16, 2010

The people who just have to vote up or down on every single Urban Dictionary submission they come across, even though nobody cares about their opinion.
Urban Dictionary (meaning the website an Urban Dictionary OAP votes up or down on submissions on)
OAP (referring to old age pensioners, people who have an obsession with voting)
Urban Dictionary (meaning the website an Urban Dictionary OAP votes up or down on submissions on)
OAP (referring to old age pensioners, people who have an obsession with voting)
Even though he had absolutely no interest in the topic of blowjobs, Tom scrolled through every definition he could find, voting up on the ones that were accurate or appealing, and down on the ones that were a load of bullshit. He was a total Urban Dictionary OAP.
by Urban Dictionary Upper February 18, 2010
