Definitions of dystopia on the Web:

* A utopia gone sour. A prominent example is George Orwell's 1984.
courses.nus.edu.sg/course/ellibst/lsl01-tm.html

* Malposition is a faulty, wrong, or abnormal position or placement of a body part or organ.
www.dbs-stn.org/glossary1.asp

* Unfortunate "accounts of imaginary worlds, usually in the future in which present tendencies are carried out to their intensely unpleasant culminations" (Holman and Harmon).
www.baylorschool.org/academics/english/studentwork/stover/toolbox/fiction.html

* an imaginary place where people lead dehumanized and often fearful lives; an imaginary place or state where everything is as bad as it possibly can be: or a description of such a place.
www.infinitefutures.com/resources/glossary.shtml

* Polar opposite of utopia. A society in which social and/or technological trends have contributed to a corrupted or degraded state.
theliterarylink.com/definitions.html

* ìAn imaginary place in a work of fiction where the characters lead dehumanized, fearful livesî (ìGlossary of Literary Termsî).
english.montclair.edu/isaacs/605LitResearch/litermFA02.htm

* state in which the condition of life is extremely bad as from deprivation or oppression or terror
wordnet.princeton.edu/perl/webwn

* A dystopia (alternatively, cacotopia, kakotopia or anti-utopia) is the antithesis of a utopian society. Dystopian societies are usually characterized by extreme governmental tyranny and an exploitation of the people.
en.wikipedia.org/wiki/Dystopia

All Hail Dystopia.

"Their Armies Marching On,
Their Armies Marching On."

Kreator - Dystopia.