coat vs picture card

coat

noun
  • A coat card. 

  • Canvas painted with thick tar and secured round a mast or bowsprit to prevent water running down the sides into the hold (now made of rubber or leather). 

  • A covering of material, such as paint.ᵂᵖ 

  • A coat of arms.ᵂᵖ 

  • An outer garment covering the upper torso and arms.ᵂᵖ 

  • The habit or vesture of an order of men, indicating the order or office; cloth. 

  • The fur or feathers covering an animal's skin.ᵂᵖ 

verb
  • To cover like a coat. 

  • To cover with a coating of some material. 

picture card

noun
  • A trading card/trade card. 

  • A playing card which has a picture on it (usually Jack, Queen or King (coat card), but sometimes including Ace or Joker). 

  • A flash memory card for a digital camera. 

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