You're making a check SIGN in the air.
Got it. Just hold your horses.
The Big Bang Theory Season 3, Episode 7
No, I do not have a sarcasm SIGN.
The Big Bang Theory Season 1, Episode 2
Jack, no SIGN of Pinkman.
Breaking Bad Season 5, Episode 14
That lab monkey told me he loved me
in SIGN language.
The Big Bang Theory Season 9, Episode 19
Have to SIGN off now.
The Big Bang Theory Season 4, Episode 5