Definition of blister beetle in English: blister beetle
noun A beetle that, when alarmed, secretes a substance that causes blisters. The larvae are typically parasites of other insects.
Lytta and other genera, family Meloidae: several species. See also Spanish fly
Example sentences
‘Because blister beetle larvae feed on grasshopper eggs, there is often an increase in areas of high grasshopper populations.’ ‘But blister beetles aren't all bad; they also feed on grasshopper eggs.’ ‘The University doesn't recommend blister beetle treatment because the dead beetles, which are still toxic, remain in the field.’ ‘Mylabris, the dried body of the Chinese blister beetle, has been used as a folk medicine for more than 2000 years.’ ‘In average seasons, velvet bean has proved itself to be remarkably free from disease and insect pests, although blister beetles may eat the flowers.’