TV series example of the word

The Big Bang Theory Season 4, Episode 22
- Yeah. How did you know? - Heard it at the mall with my girlfriends...

The Big Bang Theory Season 11, Episode 17
Why did I think I could do this on my own?

The Big Bang Theory Season 3, Episode 4
How did you correct for the selection bias?

The Big Bang Theory Season 12, Episode 22
It's all right, neither did they.