backslash vs slit

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).}} 

slit

verb
  • To cut a narrow opening. 

  • To split into strips by lengthwise cuts. 

  • To cut; to sever; to divide. 

adj
  • Having a cut narrow opening 

noun
  • A narrow cut or opening; a slot. 

  • The opening of the vagina. 

  • A woman, usually a sexually loose woman; a prostitute. 

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