Enter a clue or pattern or both:
The Clue
C.B. activity (8 letter answer)
The Answer
RADIOING
Tags
Notes
The answer RADIOING is so rare that it appears less than once every 2500 puzzles.
Related Clues
Sending an S O S, maybe
Definition
RADIO as a verb:
1. transmit messages via radio waves; "he radioed for help"