biff vs clenched fist

biff

noun
  • A sudden, sharp blow or punch. 

  • A wipeout. 

intj
  • The sound of a person being punched or hit. 

verb
  • To discard; to throw out; to throw away. 

  • To punch or hit. 

  • To wipe out; to faceplant; to fall. 

clenched fist

noun
  • Used other than figuratively or idiomatically: see clenched, fist. 

  • Synonym of raised fist 

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