Very careful in choosing; highly selective.(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 "choosy" in a sentence
"PRINCE: The courts are kind of choosy about which cases are appropriate for a class action, but this has all the makings."
"But some apparently healthy sperm failed to activate these changes, leading to the suggestion that the female system can be "choosy" about its biological mate, she said."
""That's where the dance can go wrong with some couples -- if the male signals are not strong enough, or if the female system is too 'choosy'.""