Definition of "nitpick" []

• To be concerned with or find fault with insignificant details. See Synonyms at quibble. (verb-intransitive)

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.

• "Obviously it wasn't my intent to write an encyclopedia entry on the topic, and your nitpick is an attempt to divert things off-topic."
• "And as long as we are in nitpick mode, electricity is hardly sold in a classic competitive market."
• "That nitpick is the extent of your substantive rebuttal?"