
...is a large iron wedge
for CLEARING objects off the tracks.
The Big Bang Theory Season 8, Episode 21

(CLEARING THROAT)
The Big Bang Theory Season 1, Episode 16

(CLEARING THROAT)
The Big Bang Theory Season 1, Episode 16

(CLEARING throat):
Okay. No, no.
The Big Bang Theory Season 5, Episode 16

(CLEARING his throat)
The Big Bang Theory Season 5, Episode 14