Definition of 根喰葉虫 (ねくいはむし)

noun
leaf beetle (of subfamily Donaciinae)(usually kana)
Other readings:
ネクイハムシ
Related Kanji
root, radical, head (pimple)
eat, drink, receive (a blow), (kokuji)
leaf, plane, lobe, needle, blade, spear, counter for flat things, fragment, piece
insect, bug, temper