Related Clues:

• Secure not to have a clerical role?
• "Stop that!" at sea
• '___ that order!' ('Star Trek' command)
• "Stop," at sea
• Stop knocking back drink in past
• Cancel, as an order aboard a ship
• Ignore, as a captain's order
• Hold off the Spanish invading Gulf
• "Stop!," asea
• Secure mountaineering attachment