Star Wars n (functioning as singular) 1. (Military) Formal names: Ballistic Missile Defense Organization or Strategic Defense Initiative (formerly)(in the US) a proposed system of artificial satellites armed with lasers to destroy enemy missiles in space2. (Military) (modifier; sometimes not capitals) of, relating to, or denoting this system: Star Wars defence; star wars policy. [C20: popularly named after the science fiction film Star Wars (1977), directed by George Lucas]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Star? Wars` n. a research program begun by the U.S. in 1983 to explore technologies for destroying incoming missiles and nuclear warheads over U.S. territory. Also called Strategic Defense Initiative. [1983; after the science fiction film Star Wars (1977)] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.