Big-time

You owe me big-time.

Tom is a big-time loser.

He's just a small-time thug, but if he had just a little more moxie, he could be a big-time boss.

I screwed up big-time.

Tom screwed up big-time.

Altan is a big-time schmuck.

Tom used to be a big-time drug dealer.

‘To clarify, what I meant, Your Excellency, our spending numbers definitely need to come down big-time, and this is one very easy way of doing it.’