printer's devilry

noun2

1. •
   A typographical error.

   • This was not a printer's devilry, for taffetas, sugar, mats are similarly misstated. — 1909
2. •
   A type of crossword puzzle where solvers have to identify the string of letters, spelling out a word, that has been removed from a sentence.

   • Remember: a Printer's Devilry clue need not make real sense in the “deviled” form offered as clue. — 1973