JMdict: 1475040

白河夜船 【しらかわよふね】

  1. [exp] being fast asleep (and totally unaware of what is going on around one)
  2. [exp] know-it-all manner
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
White ハク, ビャク しろ, しら-, しろ.い 1
River かわ 5
Night, Evening よ, よる 2
Ship, Boat セン ふね, ふな- 2