1.
If someone goes ahead with something, they begin to do it or make it, especially after planning, promising, or asking permission to do it.
The district board will vote today on whether to ~ with the plan.
PHRASAL VERB: V P with n
2.
If a process or an organized event goes ahead, it takes place or is carried out.
The event will ~ as planned in Sheffield next summer.
PHRASAL VERB: V P