noun. Truth twice removed.
Related terms: truthinessless, truthinessy, truthinessish, truthinessology.
Real citation: “Xuitlacoche /Actually who cares if Julia Hobsbawm, daughter of the great Eric Hobsbawm said, *They want us to speak 'truthiness' to power not truth* Piss off. iness. Actually it get greatiness. What funiness 'truthinessiness' lets have more!”
(June 29, Guardian Unlimited, http://commentisfree.guardian.co.uk/simon_tisdall/2006/06/shouting_not_talking.html)
Made-up citation: "Just thinking about truthinessiness makes me despair. Who am I? Is a bunny a rodent? What happened to Pluto? And why is Odin so cruel..."