the big time - the time when someone is famous or successful.

He played the saxophone with big-time swing bands.

It's a film about drug dealers and big-time gangsters.

• sit by and do something
• sit idly by
• sit idly by and
• sit idly by and do something
• sit in
• sit in for
• sit in for someone
• sit in judgment
• sit in judgment of
• sit in judgment of someone
• sit in judgment of something
• sit in judgment on
• sit in judgment on someone
• sit in judgment over
• sit in judgment over someone
• sit in on
• sit in on something
• I'm not made of money!
• I must love you and leave you.
• in a bad way
• in a bind
• in absentia
• in a class by
• in a class by itself
• in a cleft stick