Seussification noun1 •(rare) The process of making or becoming like the works of Theodor Seuss, "Dr. Seuss" (1904–1991), American writer and cartoonist best known for his imaginative children's books, often written in rhyme.With the blockbuster success of the movie How the Grinch Stole Christmas (starring Jim Carrey) over Christmas 2000, the Seussification of commercial pop culture was pretty well complete. — 2005