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English definition of “go-ahead”

go-ahead

noun [S]     /ˈɡəʊ.ə.hed/ US  /ˈɡoʊ-/
an occasion when permission is given for someone to start doing something or for an event or activity to happen: The government has given the go-ahead for a multi-billion pound road-building project. We're ready to start but we're still waiting to get the go-ahead from our head office. → See also go aheadAccepting and agreeingAccepting and agreeing reluctantlyApproving and approval
(Definition of go-ahead noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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