choos·y also choos·ey (cho?o?z?)adj. choos·i·er, choos·i·est Very careful in choosing; highly selective.choos?i·ness 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.choosy (?t?u?z?) adj, choosier or choosiestinformal particular in making a choice; difficult to pleaseCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014choos?y (?t?u zi) adj. choos?i?er, choos?i?est. hard to please; fussy in choosing. [1860?65, Amer.] choos?i?ness, n. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.