Relax, he's just a friend. We're doing
an ORAL report together. He's really nice.
The Big Bang Theory Season 6, Episode 8
And after that I'll make up my own rules
of ORAL hygiene...
The Big Bang Theory Season 6, Episode 21
is a brief ORAL narrative
The Big Bang Theory Season 7, Episode 12
I'm sorry, what was that?
I had a little stroke after "ORAL."
The Big Bang Theory Season 6, Episode 8
It has also been shown to cause significantly
fewer side effects than other ORAL contraceptives.
The Big Bang Theory Season 8, Episode 4