n.
 (pl. bellies)
   - the front part of the human trunk below the ribs, containing the stomach and bowels. ▸the stomach. ▸
(also belly pork)
 a cut of pork from the underside between the legs. 
- the rounded underside of a ship or aircraft.
- the top surface of an instrument of the violin family, over which the strings are placed.
v.
 (bellies, bellying, bellied)
 swell or cause to swell or bulge.
Phrase
  
    
      - go belly up
 informal go bankrupt.
 
  Derivative
  
  Etymology
  OE belig ‘bag’, of Gmc origin.