He had a weak chin, and a full, sullen mouth.
He was a white guy of about twenty with long unwashed hair and a weak chin.
From what I could tell he's got a weak chin.
I never realized what a weak chin he has.
Long blond hair, weak chin - he was really the type who ought to grow a beard.
He has a weak chin, was her first thought.
His ears stick out and he's got what they call a weak chin.
What could be more forgettable than his light eyes and weak chin?
He had a day's growth of beard covering a weak chin.
If he'd allowed it, his weak chin might have trembled.