
That was an UNUSUAL interaction.
I wasn't sure.
The Big Bang Theory Season 2, Episode 14

And wouldn't
that be UNUSUAL?
The Big Bang Theory Season 7, Episode 10

Captain, I'm getting an UNUSUAL reading.
The Big Bang Theory Season 2, Episode 2

Unusual.
Game of Thrones Season 7, Episode 3

Hmm? Priya's not back yet?
Well, I guess that's not UNUSUAL.
The Big Bang Theory Season 4, Episode 6