A form of absurdist/dadaist/postmodern literature which indulges in or celebrates "randomness", often characterised by non-sequiturs and impromptuesque or improvisational style. Often, wtfist literature, in Postmodern tradition, reappropriates older sources. A classic example of wtfism is a Neil Cicierega animutation or an episode from the televised Monty Python.
Etymology: WTF from 'What the fuck' + -ism
An example of wtfism:
Alice: Konaka desuku mashitaka.
Bob: You stole my pineapple you fucking bitch!
Bob: Now we are in Spain.