Proper noun
WRNS
(UK, military, nautical) Initialism of Women's Royal Naval Service.
It was revived in 1939, and the WRNS continued until disbandment in 1993, as a result of the decision to fully integrate women into the structures of the Royal Navy. Source: Internet
The Colossus Rebuild http://www.tnmoc.org/colossus-rebuild-story sfn It attacked its first message on 5 February 1944.sfn As it was a large structure it was quickly dubbed Colossus by the WRNS operators. Source: Internet