アースワームMeanings1nounearthwormA loanword for 'earthworm', used in contexts such as fishing bait, gardening, or biology. The native term ミミズ is more common in everyday speech.釣つり餌えにアースワームを使つかった。I used earthworms as fishing bait.アースワームは土ど壌じょう改かい良りょうに役やく立だつ。Earthworms are useful for soil improvement.