Midriff /(mĭd"rĭf)/

Mid·riff

Midriff

n.
  1. See Diaphragm, n., 2. (Anat.)
  2. The middle part of the front of the body, from the waist to the chest.
    Smote him into the midriff with a stone.
  3. That part of a garment, especially a dress or bodice, that covers the midriff{2}.