Chin down as a verb

[Laurer]

I have seen on the internet the word "chin down" in this sentence "I stared at him then I nodded curtly, chin down, respectful."
I wonder if "chin down" mean lower our head or it has another meaning

 

[Rover_KE]

Please amend your profile information, Laurer. I don't believe you're in Afghanistan.

 

[emsr2d2]

I [STRIKE]have seen[/STRIKE] saw [STRIKE]on the internet[/STRIKE] the words "chin down" in this sentence on the internet:

"I stared at him then I nodded curtly, chin down, respectful."

I wonder if "chin down" means to lower our head or if it has another meaning.

Please note my corrections above. Once you have corrected your profile information, we can help more.