Sailor's "Halt!" (5)
I believe the answer is:
avast
(Other definitions for avast that I've seen before include "Stop! (naut.)" , "Hold fast! (naut.)" , "Stop (nautical)" , "Stop sailing" , "eleven [CEASE] at sea" .)
I believe the answer is:
avast
(Other definitions for avast that I've seen before include "Stop! (naut.)" , "Hold fast! (naut.)" , "Stop (nautical)" , "Stop sailing" , "eleven [CEASE] at sea" .)