massed
adj.
（人们出于某种特殊目的）成群的，聚集的，联合的;
例句:
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He could not escape the massed ranks of newsmen.
他没法躲开成群的记者。
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The clouds massed, whipped up by the wind.
云卷云舒随风起。
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They massed in front of the city hall.
他们在市政厅前集会。
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Thousands of anti-government protesters massed after midday Friday prayers.
来自VOA
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Protesters massed in cities across the country on Friday.
来自VOA
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Both rely on the massed Russells to deliver the one-liners.
来自BBC