Bedeutung von “go ahead” im Essential American English Dictionary

go ahead

phrasal verb with go us /ɡoʊ/ verb present participle going, past tense went, past participle gone

to start to do something:

We have permission to go ahead with the project.

something that you say to someone to allow him or her to do something:

“Can I borrow your book?” “Sure, go ahead.”

(Definition von “go ahead” aus dem Webster's Essential Mini Dictionary © Cambridge University Press)