Definition of "unfiltered"

unfiltered

adjective
comparative more unfiltered, superlative most unfiltered
1. Without a filter (e.g., a cigarette).
  Quotations
  He's got chainsaws and bombs and an axe / And some unfiltered cigarettes too / He will unleash mass destruction, you're dead / You just got trashed... it's the ¶ Attack of the Wrath of the / War of the Death of the / Strike of the Sword of the / Blood... of the Beast
  2008, Lich King, “Attack of the Wrath of the War of the Death of the Strike of the Sword of the Blood of the Beast”, in Toxic Zombie Onslaught
2. Having not been filtered (e.g., coffee grounds).
3. (by extension) unrestrained, unrestricted, frank