weak chin
receding chin

From what I could tell he's got a weak chin.

His ears stick out and he's got what they call a weak chin.

He has a weak chin, was her first thought.

I think about it a second longer, then add, "Weak chin?"

He had a day's growth of beard covering a weak chin.

What could be more forgettable than his light eyes and weak chin?

If he'd allowed it, his weak chin might have trembled.

He had a weak chin, and a full, sullen mouth.

I never realized what a weak chin he has.

He was a white guy of about twenty with long unwashed hair and a weak chin.

"What, and spoil it for all readers with weak chins?"

He looked about forty physical, with a high forehead, jet black eyebrows, a weak chin.

Long blond hair, weak chin - he was really the type who ought to grow a beard.

Vivian kept telling me I had an agreeably weak chin."

Could you imagine wearing one of those costumes if you have a weak chin?

Take the crown off a king and all you had was someone good at having a weak chin and waving to people.

He had a long greying goatee hiding a weak chin.

His face was round and soft, with a weak chin and pale lips.

The spotter was a grinning boy with a weak chin and an eager smile.

The following list of mixed martial artists are known to have a weak chin:

"People view a sloping forehead and a weak chin psychologically as not projecting a strong image."

She said I had a weak chin.

His eyes were light, his hair was light, and he had a decidedly weak chin.

However, he also had a very weak chin, and was very susceptible to counter punches.

It was like a bold-patterned suit on a man with sloped shoulders and a weak chin.