backslash vs gouge

backslash

verb
  • To escape (a metacharacter) by prepending a backslash that serves as an escape character, thereby forming an escape sequence. 

noun
  • The punctuation mark \. 

  • Used erroneously in reference to, or in reading out, the ordinary slash, that is, the punctuation mark /. 

  • |passage= […] I was trying to find a web-site for which I had been given the following address: http://www.isop.ucla.edu/pacrim/pubs/korjournal.htm. […] I began to work backwards, removing first the last part of the address following the last backslash (/korjournal.htm).}} 

gouge

verb
  • To make a groove, hole, or mark in by scooping with or as if with a gouge. 

  • To cheat or impose upon; in particular, to charge an unfairly or unreasonably high price. 

  • To use a gouge. 

  • To dig or scoop (something) out with or as if with a gouge; in particular, to use a thumb to push or try to push the eye (of a person) out of its socket. 

noun
  • Soft material lying between the wall of a vein and the solid vein of ore. 

  • A bookbinder's tool with a curved face, used for blind tooling or gilding. 

  • An incising tool that cuts blanks or forms for envelopes, gloves, etc., from leather, paper, or other materials. 

  • An impostor. 

  • Information. 

  • An act of gouging. 

  • A cut or groove, as left by a gouge or something sharp. 

  • A chisel with a curved blade for cutting or scooping channels, grooves, or holes in wood, stone, etc. 

  • A cheat, a fraud; an imposition. 

How often have the words backslash and gouge occurred in a corpus of books? (source: Google Ngram Viewer )