man overboard
Interjection
Meaning
man overboard!
(nautical) A cry used to announce that one of the crew or passengers has fallen over the side of the vessel.
Examples
Zingers from the Hollywood Squares LP, Event Records, 1974 Paul Lynde: Off Center, A&E Home Video, 2001 : Q: "Paul, any good boat enthusiast should know that when a man falls out of your boat and into the water, you should yell 'Man overboard!'