1. The Collywobbles What's the meaning of the phrase 'The Collywobbles'? A state of intestinal disorder, usually accompanied by a rumbling stomach; for example, 'butterflies in the stomach'

2. Borborygmus (or Borborygmi being the plural) is the term given to loud rumbling stomach noise which occur when food/gas is passed through the stomach, intestine and gut

3. The term was coined by Lou Richards, and is a play on the words "Collingwood" and "Collywobbles" (a state of intestinal disorder, usually accompanied by a rumbling stomach)