What is the meaning of tag?

noun

• A label written or printed on paper, cardboard, or plastic that is attached to something to indicate its owner, nature, price, etc..
  • synonyms: ticket
• A label associated with something for the purpose of identification.
  • usage: "semantic tags were attached in order to identify different meanings of the word"
• A small piece of cloth or paper.
  • synonyms: rag, shred, tag end, tatter
• A game in which one child chases the others; the one who is caught becomes the next chaser.
• Sports) the act of touching a player in a game (which changes their status in the game. ()

verb

• Attach a tag or label to.
  • usage: "label these bottles"
  • synonyms: label, mark
• Touch a player while he is holding the ball.
• Provide with a name or nickname.
• Go after with the intent to catch.
  • usage: "The policeman chased the mugger down the alley"; "the dog chased the rabbit"
  • synonyms: chase, chase after, trail, tail, give chase, dog, go after, track
• Supply (blank verse or prose) with rhymes. .