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English definition of “behind”

behind

preposition
 
 
/bɪˈhaɪnd/
less successful, or making less progress than someone or something else: BMW ranks only 14th among the world's automakers, ahead of Mazda and behind Mitsubishi in global unit sales. The company's poor performance leaves it lagging 30% behind the average pension fund over the past 18 months.
responsible for causing something: Such thinking was the driving force behind the company's success. They suspected that something more significant might be behind the rise in share prices. She has shares in the company behind the hit television gameshow.
be behind sb/sth to support someone in what they are doing: He has the support of the whole company - we're all behind him. I'm 100% behind the project.
behind schedule moving slower or happening later than the planned time: The cancellation came after the project was millions of dollars over budget and months behind schedule.
(Definition of behind preposition from the Cambridge Business English Dictionary © Cambridge University Press)
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