nightlong

American  

[nahyt-lawng, -long, nahyt-lawng, -long] / ˈnaɪtˌlɔŋ, -ˌlɒŋ, ˈnaɪtˈlɔŋ, -ˈlɒŋ /

adjective

1. lasting all night.

   a nightlong snowfall.

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adverb

1. through the entire night.

   Volunteer sandbag crews worked nightlong to stem the floodwaters.

nightlong British  

/ ˈnaɪtˌlɒŋ /

adjective

1. throughout the night

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Etymology

Origin of nightlong

First recorded before 1000; Middle English; Old English nihtlang (adverb) “for the space of a night”; night, long ¹

Example Sentences

Swathed in red and white, they crammed into one corner of the century-old stadium for what amounted to a nightlong celebration.

From Los Angeles Times

Known as the Argus Array Pathfinder, it will register changes in the stars second by second, essentially making a nightlong celestial movie.

From Science Magazine

But tonight the wind is blowing out, and he just didn’t give them any swings all nightlong.”

From Washington Post

In the second, a big group of psychotherapists have a tetchy nightlong dinner in a pancake house.

From New York Times

Of a nightlong battle between government forces and local militia fighters in a nearby town and its aftermath, when soldiers returning to collect their dead stormed into nearby homes, firing indiscriminately.

From New York Times