How literal is this phrase?

Sample examples at http://tinyurl.com/is-it-lit

smoking jacket:

Definitions:

  1. a man's soft jacket usually with a tie belt; worn at home

Examples:

  1. the men in dinner jackets , except Sir Claud who is wearing a maroon velvet smoking jacket and the ladies in long , flowing , silk dresses of the 1930 's period
  2. such populist drivel - I shall be watching series IV of Frasier , wearing my smoking jacket ) , which spelling ... Forum : The Pub [ Unmoderated ] 13 - 0
  3. and slouchy trousers . The suiting is more dapper in tone . A black velvet smoking jacket looked super louche with a matching waistcoat and slim fitting trousers . All things considered
  4. / Website ( 4.7 .06 10 : 30 ) Do you actually own a purple smoking jacket ? or is it more of a luxurious robe ? erudite baboon / Website (
  5. the Church -- forget I said that last part . Quote from the book 's smoking jacket : '' Calvin Klein Casuals '' Quote from the book 's dust jacket : ''

Note: Please select the answers below carefully based on the definition which occurs frequently in the examples

Step 2: score of 0-5 for how literal is the use of "jacket" in the phrase "smoking jacket"
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