drop-dead vs ugly

drop-dead

adv
  • Absolutely final; being the deadline, especially in relation to a date set out in a contract upon which adverse consequences will flow if the contract has not been fulfilled. 

  • Very impressively or spectacularly. 

ugly

verb
  • To make ugly (sometimes with up). 

adj
  • Displeasing to the ear or some other sense. 

  • Displeasing to the eye; aesthetically unpleasing. 

  • Ill-natured; crossgrained; quarrelsome. 

  • Unpleasant; disagreeable; likely to cause trouble or loss. 

  • Offensive to one's sensibilities or morality. 

noun
  • An ugly person or thing. 

  • Any product whose size and shape prevents it from fitting neatly on a pallet. 

  • Ugliness. 

How often have the words drop-dead and ugly occurred in a corpus of books? (source: Google Ngram Viewer )