noun
a form of art where images are created using light sources and long exposure photography
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The artist created a stunning display of light graffiti on the side of the building.
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Have you ever tried doing light graffiti with glow sticks? It's so much fun!
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Check out this cool light graffiti I did last night, it looks awesome!
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Her words painted a picture in my mind, like light graffiti in the darkness.