bib vs overlay

bib

noun
  • An item of clothing for people (especially babies) tied around their neck to protect their clothes from getting dirty when eating. 

  • A rectangular piece of material, carrying a bib number, worn as identification by entrants in a race. 

  • A patch of colour around an animal's upper breast and throat. 

  • A bibb (bibcock). 

  • Similar items of clothing such as the Chinese dudou and Vietnamese yem. 

  • The upper part of an apron or overalls. 

  • A colourful polyester or plastic vest worn over one's clothes, usually to mark one's team during group activities. 

  • Shorts which are held up by suspenders. 

  • A north Atlantic fish (Trisopterus luscus), allied to the cod. 

verb
  • To dress (somebody) in a bib. 

  • To beep (e.g. a car horn). 

overlay

noun
  • A covering over something else. 

  • A block of program code that is loaded over something previously loaded, so as to replace the functionality. 

  • A decal attached to a computer keyboard to relabel the keys. 

  • A pop-up covering an existing part of the display. 

  • A horse going off at higher odds than it appears to warrant, based on its past performances. 

  • A piece of paper pasted upon the tympan sheet to improve the impression by making it stronger at a particular place. 

  • A cravat. 

  • Odds which are set higher than expected or warranted. Favorable odds. 

verb
  • To lay, spread, or apply something over or across; cover. 

  • To put an overlay on. 

  • simple past tense of overlie 

  • To overwhelm; to press excessively upon. 

  • To bet too much money on. 

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