
You mean, sexual INTERCOURSE?
The Big Bang Theory Season 4, Episode 23

Some what?
Oh, yes, some sexual INTERCOURSE.
The Big Bang Theory Season 2, Episode 3

Sheldon and I engaged in INTERCOURSE.
The Big Bang Theory Season 4, Episode 20

...by the fact that I haven't had
INTERCOURSE with him in eight years.
The Big Bang Theory Season 3, Episode 11

Me too. You're sure you're okay
postponing INTERCOURSE...
The Big Bang Theory Season 2, Episode 2