U-boat

[ yoo-boht ]

noun
  1. a German submarine.

Origin of U-boat

1
1910–15; <German U-Boot, short for Unterseeboot literally, undersea boat

Words Nearby U-boat

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use U-boat in a sentence

  • There has naturally been a great deal of ink spilled during the War on the subject of the U-boat.

    The Story of Our Submarines | John Graham Bower
  • A hit on a big ship, once the destroyer screen has been avoided, is comparatively easy; a hit on a U-boat is mighty difficult.

    The Story of Our Submarines | John Graham Bower
  • In certain cases the U-boat captains exceeded their instructions and acted yet more illegally.

    The Story of Our Submarines | John Graham Bower
  • The patrol vessels could not be blamed, but the U-boat Service would have had a good grievance for the rest of the war.

    The Story of Our Submarines | John Graham Bower

British Dictionary definitions for U-boat

U-boat

noun
  1. a German submarine, esp in World Wars I and II

Origin of U-boat

1
from German U-Boot, abbreviation for Unterseeboot, literally: undersea boat

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012