Mediocre actress,
great drug pusher.
The Big Bang Theory Season 12, Episode 17
(STAMMERING)
But he's a MEDIOCRE academic.
The Big Bang Theory Season 10, Episode 1
I'm taking a sabbatical because
I won't kowtow to MEDIOCRE minds.
The Big Bang Theory Season 1, Episode 4
...an improvement
on the existing MEDIOCRE stock.
The Big Bang Theory Season 1, Episode 15
And what do you mean,
"MEDIOCRE stock"?
The Big Bang Theory Season 1, Episode 15