Meteor shower.

Meaning: This phrase refers to a phenomenon where many meteors can be seen streaking across the night sky in a short period of time.

Choice of Words: Meteor is a noun that refers to a small piece of rock or dust that burns up as it enters the Earth's atmosphere, creating a streak of light in the sky. Shower is a noun that refers to a large number of objects falling or happening at the same time. When you put them together, "Meteor shower" refers to a large number of meteors that can be seen streaking across the night sky at the same time.

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