Here are the possible solutions for go on and off as a light clue
Answer
Clue
Relevancy
nyro
Clue
Singer-songwriter with the 1993 album "Walk the Dog and Light the Light"
othello
Clue
"Put out the light, and then put out the light" speaker
blink
Clue
Go on and off, as a traffic light
Go on and off, as a light
Definition
to open and shut the eyes quickly
glorybeam
Clue
"The light" of "I saw the light!"?
laser
Clue
Light in a light show
Light-show light
Light show light
Definition
a source of high-intensity optical, infrared, or ultraviolet radiation produced as a result of stimulated emission maintained within a solid, liquid, or gaseous medium
