flatus
- n a reflex that expels intestinal gas through the anus
- Engineers must also take into account ammonia and water vapor in perspiration, the hydrogen sulphide, methane, nitrogen and carbon dioxide of flatus, and the minute secretions of .
- And the puns are leaden: a Rolls-Royce is a "flatus symbol," lovemaking is a "deathscapade," and a gourmet ponders whether there is "life beyond the gravy.