badge

Noun

• any feature that is regarded as a sign of status (a particular power or quality or rank)
  • wearing a tie was regarded as a badge of respectability
    

• an emblem (a small piece of plastic or cloth or metal) that signifies your status (rank or membership or affiliation etc.)
  • they checked everyone's badge before letting them in
    

Verb

• put a badge on
  • The workers here must be badged