The order in which a fleet or squadron declines engagement. Or the retrograde movement of any body of men who retire from a hostile force. Also, that beat of drum about sunset which orders the guards and piquets to take up their night duties.
·noun A special season of solitude and silence to engage in religious exercises. II. Retreat ·noun ...
Webster's Dictionary of the English Language
When an army, or any body of men, retire with all expedition before a conquering enemy. ...
The Sailor's Word-Book