Noun
true bristletail (any insect of order Thysanura, esp. of family Lepismatidae)
Usually written using kana alone
Oriental silverfish (Ctenolepisma villosa)
see 大和紙魚
someone who is unable to apply what they have read
Derogatory
Also written 衣魚【しみ】、蠧魚【しみ】