noun (n)

• a band around the collar of a garment(noun.artifact)

  source: wordnet30
• a band that fits around the neck and is usually folded over(noun.artifact)

  Synonym:
  collar
  

  source: wordnet30
• necklace that fits tightly around a woman's neck(noun.artifact)

  Synonym:
  choker, collar, dog collar
  

  source: wordnet30
• A band which goes around the neck; often, the part at the top of a garment.(noun)

  source: webster1913