瞌睡虫

Traditional (Taiwan): 瞌睡蟲

kēshuìchóng ㄎㄜ ㄕㄨㄟˋ ㄔㄨㄥˊ

    • mythological insect that makes people doze off
    • drowsiness

      fig.

    • person who loves sleeping

      coll.

    • sleepaholic

Character by character

Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
sleep bug
Meaning
A lazy person who wants to sleep all the time; also said teasingly of a sleepy child. Close to "sleepyhead".

Sources