an armed combat ship disguised as a merchant vessel to attract submarines within attack range.
- Also called Q-boat [kyoo-boht] /ˈkyuˌboʊt/ .
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British Dictionary definitions for Q-ship
a merchant ship with concealed guns, used to decoy enemy ships into the range of its weapons
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