'Uglify' definitions:

Definition of 'uglify'

From: WordNet
verb
Make ugly [ant: beautify, embellish, fancify, prettify]

Definition of 'Uglify'

From: GCIDE
  • Uglify \Ug"li*fy\, v. t. [Ugly + -fy.] To disfigure; to make ugly. [R.] --Mad. D'Arblay. [1913 Webster]