1. (n.) One who believes that nothing can be known and existence is useless, rejecting all distinctions in moral or religious value\.

2. (n.) A member of a secret association (esp. in Russia), which is devoted to the destruction of the present political, religious, and social institutions.

Bolshevik Cassandra Eeyore Jacobin Wobbly anarch anarchist anarcho-syndicalist animal annihilator anthropophagite antinomian arsonist barbarian beast biblioclast bomber brute burner calamity howler cannibal cynic defeatist demolisher destroyer dynamitard dynamiter exterminator extreme left-winger extremist hun hyena iconoclast idol breaker idoloclast killjoy left-wing extremist lunatic fringe malist man-eater mild radical mutineer negativist parlor Bolshevik parlor pink pessimist pink pinko prophet of doom radical rebel red retreatist revolutionary revolutionist ruiner sans-culotte savage seek-sorrow shark subversive syndicalist terrorist tiger ultra ultraist vandal wild man worrywart wrecker yippie