Meaning of 寝乱髪 in Japanese

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Definition of 寝乱髪

ねる(neru) 【寝る ·寐る】

(v1, vi) to lie down
to go to bed; to lie in bed
あなたが帰ってくるまでには、私は寝ています。
I'll be in bed by the time you get home.
to sleep (lying down) →Related words: 眠る
昨夜は大変疲れていて、テレビをつけたままで寝てしまった。
Last night, I was so tired that I fell asleep with the TV on.
to sleep (with someone, i.e. have intercourse)
to lie idle

らんぱつ(ranpatsu) 【乱髪】