...with half his CHIN scraped off?
The Big Bang Theory Season 3, Episode 10
A goatee is
just hair on the CHIN.
The Big Bang Theory Season 7, Episode 16
Pull the string back to
the center of your CHIN and release.
Game of Thrones Season 3, Episode 6
and a perfunctory
CHIN jut of recognition
The Big Bang Theory Season 5, Episode 15
I expect you to wipe the pudding
off your CHIN. Gentlemen.
The Big Bang Theory Season 6, Episode 8