Generation Xn. The generation following the post-World War II baby boom, especially people born in the United States and Canada from the early 1960s to the late 1970s.[After Generation X, a novel by Douglas Coupland (born 1961), Canadian writer.]Generation X?er (ek?s?r) n.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.Generation X n (Sociology) members of the generation of people born between the mid-1960s and the mid-1970s who are seen as being highly educated and underemployed, reject consumer culture, and have little hope for the future [C20: from the novel Generation X: Tales for an Accelerated Culture by Douglas Coupland] ?Generation ?Xer nCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Generation X (?ks) n. the generation born in the 1960s and 1970s, esp. in the United States. [after the novel of the same name (1991) by Douglas Coupland] Generation X’er, n. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.generation XAmericans and Western Europeans born between about 1963 and 1979.Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited