go big or go home

all dressed up and nowhere to go

Elaborately attired or otherwise fully prepared for an anticipated situation or activity which, nevertheless, fails to occur.

all systems go

Everything is ready.

as you go

While one is doing (something); as one progresses.

big boy

A large object or person.

big boys

The people or bodies with the most influence and/or power.

big break

A breakthrough, especially the first big hit of a previously unknown performer or performers in the entertainment industry.

big bucks

Lots of money.

big cheese

A very important figure, especially a high-ranking person in an organization.