What is Nightlight?
A tool commonly used by children under the age of 8 to scare the piss out of the boogeyman as he creeps out of the closet. Causes burning of the scalp, eyes, and genitals.
John's nightlight really helped him get to sleep.
Mankinds only defense against the evil monsters of the night. If you don't have one, your days are numbered.
Nightlight, could we survive without you?
A stub signal left behind in an old format for users who have yet to convert to the new format. The term comes from the SAFER Act, a US law allowing analog TV stations to keep broadcasting information on digital conversion (and, in some cases, local news and emergency information) after the station has otherwise gone all-digital.
I tried running some old Mac software on an old Mac, but forgot the software I was using was PowerPC-only. Good thing the nightlight box popped up; now I have to go find my PowerBook G3.
A small dim light that is left on all night when people need to find their way to the bathroom.
They turned on their nightlight.