‘Air’ or gas in the stomach or intestines (or, according to early notions, in other parts of the body); flatus. †Also plural.

Pathology. The state of having the stomach or other part of the alimentary canal charged with wind; flatulency.

plural. Gases generated in the stomach or bowels; attacks of flatulence.

Windiness, flatulence, ventosity.

Flatulence; concrete = wind, n.1 10. Now rare.

Flatulence; breaking of wind. Obsolete.

the condition of being flatulent.

= flatulence, n. 2.

Flatulence. Obsolete. rare.

Apparently = flatus, n. 2.

Distension with wind, flatulence.

= flatulence, n. 2. Also an instance of this.

Pathology. An accumulation or development of wind in the stomach or bowels; wind.

esp. The state or condition of having the stomach or other portion of the alimentary canal charged with gas.

humorous. With reference to a person: the fact or quality of being full of ‘gas’ (see gas, n.1 3a 5).