What does the word submarine mean?

Usage examples for submarine

  1. Strange to say what we had been watching was the last of the " Triumph" which had been torpedoed by the submarine that caused the excitement the other day. – The Incomparable 29th and the "River Clyde" by George Davidson
  2. The dark waters harbored no submarine save a great turtle who slipped from a log and submerged, sending a mass of ripples around a much- frightened blue heron. – See America First by Orville O. Hiestand
  3. Germany was split wide open by the submarine issue. – Germany, The Next Republic? by Carl W. Ackerman