If I wanted to, I could wipe it out
with my THUMB like a god.
The Big Bang Theory Season 6, Episode 21
If I'm going to jail, I'm killing him,
not breaking his THUMB.
The Big Bang Theory Season 9, Episode 14
...she licked her THUMB
to remove raspberry jelly...
The Big Bang Theory Season 4, Episode 3
...and then cuts off my THUMB?
The Big Bang Theory Season 3, Episode 13
No. But your THUMB does.
The Big Bang Theory Season 5, Episode 16