| Answer | Crossword Clue |
|---|---|
| PETER | Blue ... (signal flag) |
| PETER | Blue ..., signal flag. |
| PETER | Blue ..., signal flag of British navy. |
| SEMAPHORE | Signal flag |
| JACK | Signal flag. |
| WIGWAG | Flag-signal motion |
| flags | to signal with a flag |
| wheft | an ensign, flag or signal |
| flag | to signal with a flag |
| whefts | WHEFT, an ensign, flag or signal |
| WIGWAG | Send a signal by waving a flag |
| wigwagged | Signal by waving an arm, flag, light, or other object |
| wigwagging | Signal by waving an arm, flag, light, or other object |
| retreat | signal given by bugle at the beginning of a military flag-lowering ceremony |
