bada bing
/ˌbɑːdə ˈbɪŋ
/exclamation North American informal
Used to emphasize that something will happen effortlessly and predictably: follow the appropriate twelve-step program and—bada bing—you’re rolling in it...
- Well, fast-forward a few years, bada bing, cultural icon.
- We found out each other had a bad day and bada boom bada bing, we were palling around like old buddies.
- You say a couple things in class (they don't even have to make sense), the prof smiles at you and bada boom bada bing, you're passing the course.
Origin
Probably imitating the sound of a drum roll; popularized by the US television series The Sopranos.