spend the night in the open air crossword clue

 The answer to the crossword clue "spend the night in the open air" is 7 letters: ALFRESCO.

The word "al fresco" is Italian for "in the fresh air." It is often used to describe eating or sleeping outdoors.

Here are some other possible answers for the same clue:

CAMPING : The activity of staying in a tent or other temporary shelter in the outdoors.

BACKPACKING : The activity of hiking and camping with all of your gear on your back.

WILD CAMPING : The activity of camping in an area that is not designated for camping.

RVing : The activity of traveling and camping in a recreational vehicle.

I hope this helps!