Why are you
RUBBING your hands together?
The Big Bang Theory Season 7, Episode 4
Keep RUBBING.
The Big Bang Theory Season 1, Episode 11
Amy RUBBING Vick's on my chest.
The Big Bang Theory Season 10, Episode 20
Your life is great.
Stop RUBBING it in.
The Big Bang Theory Season 12, Episode 14
That's just RUBBING alcohol.
The Big Bang Theory Season 3, Episode 3