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

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

Thanks for CLEARING that up.
The Big Bang Theory Season 4, Episode 23

...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