midriff
nounUK /ˈmɪd.rɪf/
US /ˈmɪd.rɪf/
The middle part of your body between your chest and your tummy.
She wore a short top that showed her midriff.
OTHER MEANINGS
2. The front part of the body around the stomach area.
He felt a tickle on his midriff.
3. A garment or part of a garment that covers the middle of the body.
The dress had a fitted midriff.
4. The diaphragm or the region of the body containing it.
The doctor examined the midriff for breathing problems.