
Leonard, you are my ROOMMATE,
my source of transportation...
The Big Bang Theory Season 2, Episode 13

And when we signed the Roommate Agreement,
we made a deal.
The Big Bang Theory Season 9, Episode 21

I'm just not sure it's appropriate
with my son's ROOMMATE.
The Big Bang Theory Season 2, Episode 15

Under the terms of my ROOMMATE
agreement I've had control...
The Big Bang Theory Season 3, Episode 2

No. I'm gonna find your ROOMMATE...
The Big Bang Theory Season 3, Episode 7