She has COITUS one time,
suddenly she's Gloria Steinem.
The Big Bang Theory Season 10, Episode 5
Can we please just stop saying "COITUS"?
The Big Bang Theory Season 1, Episode 1
Also, if they did have COITUS, we'll
all be needing a skilled psychiatrist.
The Big Bang Theory Season 10, Episode 1
Sounds like the night we had COITUS.
The Big Bang Theory Season 10, Episode 9
Sheldon, I know we took COITUS
off the table, but I was wondering
The Big Bang Theory Season 10, Episode 4