| 词汇 | nighty-nighty |
| 释义 | Definition of nighty-nighty in English:nighty-nighty(also nightie-nightie) exclamation ˌnʌɪtɪˈnʌɪtɪ informal
OriginLate 19th century. Alteration of night-night, with addition of -y to both elements. Definition of nighty-nighty in US English:nighty-nighty(also nightie-nightie) exclamationˌnʌɪtɪˈnʌɪtɪ informal
OriginLate 19th century. Alteration of night-night, with addition of -y to both elements. |
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