How Do You Spell ALL DAY NIGHT?
Pronunciation: [ˈɔːl dˈe͡ɪ nˈa͡ɪt] (IPA) 
The phrase "all day night" is often used colloquially to express that something lasts for a very long time or is continuously ongoing. The spelling of this phrase is straightforward and follows basic English phonetic rules. "All" is pronounced as /ɔːl/ and "day" as /deɪ/. The word "night" is pronounced as /naɪt/. Together, they form the phrase /ɔːl deɪ naɪt/. While not an official term, "all day night" has become a commonly used phrase in everyday speech.
