n. - That part of the human body which extends downward from the breast to the thighs, and contains the bowels, or intestines; the abdomen.
n. - The under part of the body of animals, corresponding to the human belly.
n. - The womb.
n. - The part of anything which resembles the human belly in protuberance or in cavity; the innermost part; as, the belly of a flask, muscle, sail, ship.
n. - The hollow part of a curved or bent timber, the convex part of which is the back.
v. t. - To cause to swell out; to fill.
v. i. - To swell and become protuberant, like the belly; to bulge.