Definition of "chinch bug" []

• Chiefly Southern & Midland U.S. A small black and white insect (Blissus leucopterus) that is very destructive to grains and grasses. (noun)
• Chiefly Southern & Midland U.S. See bedbug. (noun)

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.