
I mean, we spent the whole
night trying to be MATURE,
The Big Bang Theory Season 7, Episode 14

how emotionally MATURE you are,
didn't you?
The Big Bang Theory Season 11, Episode 15

That's very MATURE of you.
The Big Bang Theory Season 9, Episode 13

and that stands for
"MATURE audiences," buster.
The Big Bang Theory Season 9, Episode 21

So you want to seem
MATURE and confident.
The Big Bang Theory Season 12, Episode 12