[tuhm-bler] 
| 1. | a person who performs leaps, somersaults, and other bodily feats. |
| 2. | (in a lock) any locking or checking part that, when lifted or released by the action of a key or the like, allows the bolt to move. |
| 3. | a stemless drinking glass having a flat, often thick bottom. |
| 4. | (in a gunlock) a leverlike piece that by the action of a spring forces the hammer forward when released by the trigger. |
| 5. | Machinery.
|
| 6. | a tumbling box or barrel. |
| 7. | a person who operates a tumbling box or barrel. |
| 8. | one of a breed of dogs resembling a small greyhound, used formerly in hunting rabbits. |
| 9. | Also called roller. one of a breed of domestic pigeons noted for the habit of tumbling backward in flight. |
| 10. | a toy, usually representing a fat, squatting figure, that is weighted and rounded at the bottom so as to rock when touched. |
| 11. | a tumbrel or tumble cart. |
| tum·bler (tŭm'blər) n.
[Sense 2a, from the fact that it would tumble if put down.] |
blər