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English definition of “plough sth back”

plough sth back

verb [I or T] uk phrasal verb with plough UK (US plow)   /plaʊ/ us  
to spend the money that a business has earned on improving that business: All the profits are being ploughed back into the company.Paying and spending money
(Definition of plough sth back from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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