That’s the stuff!

that's the stuff

1. That's really great or satisfying. Ah, that's the stuff. Nothing like a cold beer after a long day's work.
2. Good job; you're doing that well or correctly. Yeah, that's the stuff! See? You're a natural at programming code.
See also: stuff

That’s the stuff!

exclam. That is good work! Good shot, Willy! That’s the stuff!