The most common and most likely answer to this crossword clue is the 7 letter word BEACONS
B
E
A
C
O
N
S
More clues leading to the result BEACONS
Buddy explains!

The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does BEACONS mean?
BEACONS noun- A signal fire to notify of the approach of an enemy, or to give any notice, commonly of warning.
- A signal or conspicuous mark erected on an eminence near the shore, or moored in shoal water, as a guide to mariners.
- A high hill or other easily distinguishable object near the shore which can serve as guidance for seafarers.
- That which gives notice of danger, or keeps people on the correct path.
- An electronic device that broadcasts a signal to nearby portable devices, enabling smartphones etc. to perform actions when in physical proximity to the beacon.
- To act as a beacon.
- To give light to, as a beacon; to light up; to illumine.
- To furnish with a beacon or beacons.