| a gadget; dingus; thingumbob. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| JA | |
| —abbreviation for | |
| 1. | banking Also: J/A joint account |
| 2. | Judge Advocate |
| 3. | Jamaica (international car registration) |
| ja Japanese |
JA
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