Liberty ship

noun

a slow cargo ship built in large numbers for the U.S. merchant marine during World War II and having a capacity of about 11,000 deadweight tons.

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British Dictionary definitions for liberty ship

liberty ship

noun

a supply ship of World War II

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