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general::
Phrase(s): pile on((to) someone or something)
to make a heap of people on someone or something. • The football players piled onto the poor guy holding the ball. • They ran up to the ballcarrier and piled on., Phrase(s): pile someone or something on(to) someone or something [and] pile someone or something on
to heap people or things onto someone or something. • The wrestler piled the referee onto his unconscious opponent. • We piled the kids on the heap of leaves we had raked up. • Pile on the chili! What’s a hot dog without chili?
McGrawhill's American Idioms And Phrasal Verbs