hound lips

[2ndhound]

what the heck do call the part of a hounds lips that hang down on the back of the jaw line?? you know the part where the drool usually leaks out? I was dinking around writing a short story and cant think of what the baggy back lips are called thanks Ken

[norcalkemmer]

[Mike Leonard]

These are called flews.

[2ndhound]

Thank you, Ken