A plot hole is a gap in a story that does not make sense. A glaring plot hole, full of plot holes, spot the plot hole.
It is not the same as an unexplained thing — a story may leave a great deal unexplained and hold together, and a plot hole is where the story contradicts itself. Audiences forgive them when they care about the characters and hunt for them when they do not.
1nounplot holeA gap in a story that does not make sense.
“There's a huge plot hole in the film: how did the hero escape from the locked room?”
plot hole is a fault in a story.
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