ダンゴムシだんごむしFreq.FrequencyTop 50,000Meanings1nounpill bug; woodlouse; roly-polyusually written using kana aloneCommon name for terrestrial isopods that roll into a ball when threatened. In everyday Japanese, ダンゴムシ is the standard term.庭にわの石いしの下したにダンゴムシがたくさんいた。