flax·en (fl?k?s?n)adj.1. Made of or resembling flax.2. Having the pale grayish-yellow color of flax fiber: flaxen braids.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.flaxen (?flæks?n) or flaxyadj1. (Plants) of, relating to, or resembling flax2. (Colours) of a soft yellow colour: flaxen hair. Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014flax?en (?flæk s?n) adj. 1. made of, pertaining to, or resembling flax. 2. of the pale yellowish color of dressed flax. [1510?20] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.