IPA: /ˈflætəs/
KK: /ˈflætəs/
Gas that is produced in the stomach or intestines and is expelled from the body.
After eating a large meal, he felt a lot of flatus building up in his stomach.
Flatus → It originates from Latin 'flatus' (meaning a blowing or a breath). The word refers to a puff of air or gas, particularly in a bodily context.
Think of 'breath' in Latin — that's why 'flatus' relates to a puff of air or gas.