![So you want to seem
mature and confident.
So you want to seem
mature and confident.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
So you want to seem
MATURE and confident.
The Big Bang Theory Season 12, Episode 12
![I'll put that money into a CD,
wait for that CD to mature,
I'll put that money into a CD,
wait for that CD to mature,](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
I'll put that money into a CD,
wait for that CD to MATURE,
The Big Bang Theory Season 11, Episode 9
![...now you're more mature.
...now you're more mature.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...now you're more MATURE.
The Big Bang Theory Season 8, Episode 20
![and that stands for
and that stands for](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
and that stands for
"MATURE audiences," buster.
The Big Bang Theory Season 9, Episode 21