Definition of chinch in English:


(also chinch bug)


  • A plant-eating ground bug that forms large swarms on grasses and rushes.

    Two species in the family Lygaeidae, suborder Heteroptera: the American Blissus leucopterus and the European Ischnodemus sabuleti

    • ‘Soybeans are not a chinch bug host and would be a better choice in these areas.’
    • ‘He chuckles, ‘There's nothing a quail likes as much as a chinch bug.’’
    • ‘The chinch bug is a native North American insect that can destroy cultivated grass crops, especially sorghum and corn, and occasionally small grains, such as wheat and barley.’
    • ‘The product works as either a preventive or curative control for fire ants, mole crickets, sod webworms, cutworms, armyworms and chinch bugs.’
    • ‘Although chinch bug numbers are not high in most fields, growers should check fields frequently during the next couple of weeks to identify problem fields.’


Early 17th century (in the sense ‘bedbug’): from Spanish chinche, from Latin cimex, cimic-.