chinch bug

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Any of various insects of the family Blissidae that feed chiefly on grasses, especially Blissus leucopterus of North America, which damages grain crops and turf grasses.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Zoöl.) see chinch{2}.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun small black-and-white insect that feeds on cereal grasses