noun (n)

• a woman's sleeveless undergarment(noun.artifact)

  Synonym:
  shift, shimmy, slip, teddy
  

  source: wordnet30
• a loose-fitting dress hanging straight from the shoulders without a waist(noun.artifact)

  Synonym:
  sack, shift
  

  source: wordnet30
• A shift, or undergarment, worn by women.(noun)

  source: webster1913