ね 寝だめ LinksSentence search for 寝だめSentence search for ねだめSentence search for 寝溜めKanji details for 寝Edit in JMdict Noun, Suru verb, Intransitive verb1. catching up on one's sleep; storing up sleep; getting extra sleep while one has the chanceOther forms寝溜め 【ねだめ】 Discussions Log in to talk about this word.