night walk1
/ˈnʌɪt wɔːk/noun
A walk that takes place in the evening or at night.
Origin
Late 16th century. From night + walk. Compare earlier night walking, night-walker.
night-walk2
/ˈnʌɪtwɔːk/verb
[with object] To walk or travel across (a place) at night. Also in extended use.
Origin
Mid 19th century; earliest use found in Henry David Thoreau (1817–1862), author and naturalist. From night + walk.