Paunch n.
1. Anat. The belly and its contents; the abdomen; also, the first stomach, or rumen, of ruminants. See Rumen.
2. Naut. A paunch mat; -- called also panch.
3. The thickened rim of a bell, struck by the clapper.
Paunch mat Naut., a thick mat made of strands of rope, used to prevent the yard or rigging from chafing.