| 1. | a sum of money offered for the detection or capture of a criminal, the recovery of lost or stolen property, etc. |
| 2. | something given or received in return or recompense for service, merit, hardship, etc. |
| 3. | to recompense or requite (a person or animal) for service, merit, achievement, etc. |
| 4. | to make return for or requite (service, merit, etc.); recompense. |

reward re·ward (rĭ-wôrd')
n.
The return for the performance of a behavior that is desired; a positive reinforcement.