| IDI | person who is mentally retarded in general but who displays remarkable aptitude in some limited field (usually involving memory) |
|---|---|
| IDI | insanely irresponsible |
| IDI | in an idiotic manner |
| IDI | an important dogsled race run annually on the Iditarod Trail |
| IDI | a trail that extends 1,100 miles from Anchorage over the Alaska Range to Nome |
| IDI | an important dogsled race run annually on the Iditarod Trail |