How literal is this phrase?

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

sacred cow:

Definitions:

  1. a person unreasonably held to be immune to criticism
  2. $ A cow which is worshipped

Examples:

  1. seller , two ice cream vendors , a fruit stall , a beggar and a sacred cow have all arrived on the scene . About two dozen adults are waiting to go
  2. worlds of art and sacrilege . For Savoy , in fact , there are no sacred cows ; every icon is a balloon to be punctured . They 've been accused of
  3. minds . In The Complete Plain Words , Sir Ernest Gowers quotes : “ The sacred cows have come home to roost with a vengeance ” as a stock example of the
  4. fearful of change and sacrifice . As a result we cling on to our ' sacred cows ' ( or our definitions of a ' stable society ' ) even when we
  5. news room . Enlightenment Blues deserves to be reviewed in a spiritual magazine that slaughters sacred cows , asks hard questions and is deeply courageous ) . b ) Review of Enlightenment

Step 1: Select the definition of sacred cow which occurs most of the times in the above examples. Ignore other definitions.

Definition1 Definition2

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

Step 3: score of 0-5 for how literal is the use of "cow" in the phrase "sacred cow"
0 1 2 3 4 5

Please provide any comments in case you want to tell us about your judgement or any other queries/suggestions! Not Mandatory but helpful.