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general::
Phrase(s): cluster someone or something around someone or something
to bunch people or things together around someone or something. • She clustered the cups around the punch bowl. • Karen clustered the children around the fire., Phrase(s): cluster around someone or something
[for a group of people or things] to bunch together, surrounding someone or something. • The birds clustered around the chimney top to keep warm. • The kids clustered around the police officer.
McGrawhill's American Idioms And Phrasal Verbs