Available Definitions:
1) v. i. - To spring back; to start back; to be sent back or reverberated by elastic force on collision with another body; as, a rebounding echo.
2) v. i. - To give back an echo.
3) v. i. - To bound again or repeatedly, as a horse.
4) v. t. - To send back; to reverberate.
5) n. - The act of rebounding; resilience.