I don't appreciate
your SARCASM,
The Big Bang Theory Season 7, Episode 17
I'm sorry.
He doesn't really understand SARCASM.
The Big Bang Theory Season 3, Episode 16
...do I have to hold up a SARCASM sign
every time I open my mouth?
The Big Bang Theory Season 1, Episode 2
That sounds like SARCASM,
The Big Bang Theory Season 5, Episode 1
You know, understanding SARCASM.
Feigning interest in others.
The Big Bang Theory Season 6, Episode 8