芋いも虫むしTop 50000MeaningsNoun1. hornworm (caterpillar of a hawk moth); (hairless) caterpillar (Usually kana)Other spellingsいもむし17%Kanji used芋potato虫insectPitch accentいもむしExamples1この芋いも虫むしがきれいな蝶ちょうになるのだ。This caterpillar will become a beautiful butterfly.