<clinical sign> The rumbling, gurgling, tinkling noises heard on auscultation of the abdomen in conditions of increased intestinal peristalsis. ... (27 Sep 1997) ... 
Borborygmi: Rumbling sounds caused by gas moving through the intestines (stomach 'growling'). Pronounced BOR-boh-RIG-mee. The singular is borborygmus.
borborygmi (pl), (bohr' boh RIG mi, bohr' boh RIG migh) Rumblings or gurgling noises produced by the movements of gas in the alimentary canal, and are audible at a distance.