lame duck vs pigeon

lame duck

noun
  • A person or thing that is helpless, inefficient, or disabled. 

  • An elected official who has lost the recent election or is not eligible for reelection and is marking time until leaving office. 

pigeon

noun
  • A weak or useless person. 

  • One of several birds of the family Columbidae, which consists of more than 300 species. 

  • The meat from this bird. 

  • A person who is a target or victim of a confidence game. 

  • A person hired to transport film footage out of a region where transport options are limited. 

  • A pacifist, appeaser, an isolationist, a dove. 

verb
  • To deceive with a confidence game. 

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