
...and your PENIS would droop
like a willow tree.
The Big Bang Theory Season 3, Episode 15

Oh, Beverly, I can't talk to
my boyfriend's mother about his PENIS.
The Big Bang Theory Season 3, Episode 11

But the boy did spend most of his waking
hours with a tight grasp on his PENIS.
The Big Bang Theory Season 2, Episode 15

Now? You realize I'm your boss,
and I am holding my PENIS?
The Big Bang Theory Season 5, Episode 17

Oh... Someone drew a PENIS in it.
The Big Bang Theory Season 10, Episode 19