| RER | read anew |
|---|---|
| RER | cannon that provides plate armor for the upper arm |
| RER | a painted or carved screen placed above and behind an altar or communion table |
| RER | a program that is broadcast again |
| RER | cause to perform again |
| RER | broadcast again, as of a film |
| RER | run again for office |
| RER | rerun a performance of a play, for example |