What is the meaning of the word "midriff"?

Definitions:

  1. a muscular partition separating the abdominal and thoracic cavities copy to clipboard noun
    • The school dress code stated that showing your midriff was unacceptable. copy to clipboard
  2. the middle area of the human torso (usually in front) copy to clipboard noun
    • young American women believe that a bare midriff is fashionable copy to clipboard

Synonyms: