Tending to avoid people and social situations; reserved.(adjective)
Affectedly and usually flirtatiously shy or modest. See Synonyms at shy1.(adjective)
Annoyingly unwilling to make a commitment.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "coy" in a sentence
"Regardless of where and when, I’d answer, again coy, “No, I write books.”"
"It could even be described as coy or described more explicitly by invoking that explicit term "cock-teasing.""
"I didn't want when you made all those coy, which is to say lying, 8 out of 10 LJers prefer it references."