Enter a clue or pattern or both:
The Clue
Joint watcher (5 letter answer)
The Answer
CASER
Tags
Notes
The answer CASER is rarely seen, appearing only about once every 1800 puzzles.
Related Clues
Packer
One monitoring a joint
Boxing is his "bag"
Boxing is his job
Burglar's advance man, maybe
One checking out a place in planning a crime