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

Probably fat-free
and good for your COLON.
The Big Bang Theory Season 7, Episode 23

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

A COLON calling card, if you will.
The Big Bang Theory Season 6, Episode 9

As long as it doesn't originate
in a Russian man's COLON.
The Big Bang Theory Season 8, Episode 22