アブラムシ

Also written あぶらむし, 油虫, あぶら虫, 蚜虫

Meanings

1. Noun aphid; plant louse
2. cockroach See also: ゴキブリ.
3. Japanese house bat (Pipistrellus abramus) See also: アブラコウモリ.
4. hanger-on; parasite
5. visitor to a red-light district who's only there to look

Jinuma: Japanese Dictionary · Word lists