There are 2 definitions of go ahead in English:

go ahead1

Proceed or be carried out: the project will go ahead
More example sentences
  • He can't see the project going ahead without more investment in existing companies.
  • If it goes ahead, the project would be the first of its type in Britain.
  • The church warden was able to carry out a quick repair job and the service went ahead as planned.
See parent entry: go

Definition of go ahead in:

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Word of the day epyllion
Pronunciation: ɪˈpɪlɪən
noun
a narrative poem resembling an epic in style...

There are 2 definitions of go ahead in English:

go-ahead2

Line breaks: go-ahead
informal

noun

[in singular]
Permission to proceed: the government had given the go-ahead for the power station
More example sentences
  • Kildare County council has given the go-ahead for planning permission to relocate the State laboratories from Abbotstown to Backweston.
  • Today we got the final go-aheads and completed procedural formalities for our documentary on the Armenian Church.
  • Oldham subsequently got the go-ahead from Jefferson to proceed with the building of Pavilion I.
Synonyms
permission, consent, leave, licence, dispensation, warrant, clearance; authorization, assent, acquiescence, agreement, approval, seal of approval, approbation, endorsement, sanction, blessing, imprimatur, acceptance, rubber stamp, accreditation; authority, right, power, mandate
informal the thumbs up, the OK, the green light, the nod, someone's say-so
rare permit, nihil obstat

adjective

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1Willing to consider new ideas; enterprising: a young and go-ahead managing director
More example sentences
  • I think it's a hard-working school with go-ahead ideas and it is fun to be part of it.
  • It must have wounded this ambitious, go-ahead politician obviously determined to make his mark on the world with his innovative ideas.
  • A go-ahead Bradford business pioneering a radical new energy drink is being backed by a West Yorkshire business initiative.
Synonyms
enterprising, resourceful, imaginative, ingenious, inventive, original, creative, innovative, disruptive; progressive, pioneering, modern, liberal, advanced, forward-looking, forward-thinking, enlightened; spirited, enthusiastic, ambitious, driven, energetic, entrepreneurial, vigorous, vital, high-powered; bold, daring, audacious, courageous, intrepid, adventurous; rising, up-and-coming, new, dynamic, avant-garde
informal go-getting
2 [attributive] North American Denoting the run or score which gives a team the lead in a game: Baerga drove in the go-ahead run with a single in the sixth inning
More example sentences
  • That becomes huge when Simon hits a double-play grounder to Boone that at least would have scored the go-ahead run if Easley had started on third.
  • Bichette ran 30 yards at full speed, bobbled the ball and dropped it, allowing the go-ahead run to score.
  • It bounced off the wall chest-high, and Craig Biggio was able to score the go-ahead run from second base.

Definition of go ahead in: