noun (n)

• a small hole (usually round and finished around the edges) in cloth or leather for the passage of a cord or hook or bar(noun.artifact)

  Synonym:
  eyehole
  

  source: wordnet30
• fastener consisting of a metal ring for lining a small hole to permit the attachment of cords or lines(noun.artifact)

  Synonym:
  cringle, grommet, grummet, loop
  

  source: wordnet30
• A small hole or perforation to receive a cord or fastener, as in garments, sails, etc.(noun)

  source: webster1913