Definition of round-bellied in US English:

round-bellied

adjective

  • 1Of a person or animal: having a round or rounded stomach or midriff, especially pot-bellied.

  • 2Of a bottle or pot: that has a bulbous shape.

Origin

Early 17th century; earliest use found in Nathaniel Baxter (fl. 1569–1611), Church of England clergyman and author. From round + bellied.