adj

• (literature) Characteristic of a genre of Spanish satiric novel dealing with the adventures of a roguish hero.
  "A mere piece of roguery told in the abstract, without the proper picaresque ornaments, its manifold sinuosities and dexterities, has no interest for the reader; it may recommend the executor of it to the administration of a cat-o-nine-tails, or to an honourable post in the gallies: but there is no music in it without the proper accompaniments."

noun

• (literature) A picaresque novel.
  "Du sublime au ridicule il n'y a qu'un pas [From the sublime to the ridiculous there is only one step]; and that step in Spain was taken by Diego Hurtado de Mendoza (already dealt with in his higher walk), the originator of the Picaresque, or low rogue's march novels, of which his Lazarillo de Tormes was the type— [...]"