| FAO | |
| —abbreviation for | |
| 1. | Food and Agriculture Organization (of the United Nations) |
| 2. | for the attention of |
| the offspring of a zebra and a donkey. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| FAO [United Nations] Food and Agriculture Organization |