...to provide Amy with conversation
and CASUAL physical contact.
The Big Bang Theory Season 6, Episode 1
I've extended a friendly,
CASUAL greeting.
The Big Bang Theory Season 3, Episode 10
Well, it's very CASUAL. No dress code or...
The Big Bang Theory Season 2, Episode 10
There's a difference
between CASUAL and weird.
The Big Bang Theory Season 11, Episode 8
is that what we had was something CASUAL.
Money Heist Season 3, Episode 8