
He just went COLON, capital O.
The Big Bang Theory Season 3, Episode 1

Oh, yes. In the world of emoticons,
I was COLON, capital D.
The Big Bang Theory Season 3, Episode 1

HOWARD: If I push any harder,
I'm gonna give birth to my COLON.
The Big Bang Theory Season 1, Episode 14

You didn't say they couldn't pass through
my COLON first.
The Big Bang Theory Season 8, Episode 18

but I still have a COLON full of
yesterday's meals to keep me company.
The Big Bang Theory Season 10, Episode 23