Gaslight--origin of the term Dec 3, 2023 0:00:50 GMT -8 Brian, anni, and 1 more like this Quote Select PostDeselect PostLink to PostBack to Top Post by Oss Rae on Dec 3, 2023 0:00:50 GMT -8 I've been curious about this 1940 movie for a while. My understanding is it's the basis of the term "gaslighting," and now that I've watched it, I can see why. Pretty impressive movie, IMO!