快闪族意指一群人，在预先决定好的地点聚集，一齐作短暂的表演或动作，然后以迅雷不及掩耳的速度四散无踪。

A large group of people who gather in a usually predetermined location, perform some brief action, and then quickly disperse.

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预定预先决定，判决或颁布；预先注定。

To appoint, decree, or ordain in advance foreordain.

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预定预先决定，判决或颁布；预先注定。

To appoint, decree, or ordain in advance foreordain.

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