The chin is the forward pointed part of the anterior mandible (mental region) below the lower lip. A fully developed human skull has a chin of between 0.7 cm and 1.1 cm.

The meaning of CHIN is the lower portion of the face lying below the lower lip and including the prominence of the lower jaw. How to use chin in a sentence.

She was in a good position underneath the basket and was able to chin the rebound. When you get the ball, chin it so as to protect it from being stolen by the other team.

Jan 4, 2012 · Perhaps the most common explanation is that our chin helps buttress the jaw against certain mechanical stresses.

Oct 31, 2025 · While the general shape of your chin is typically determined by genetics, age and lifestyle can change its appearance. Read on to figure out what basic chin shape you have. …

Oct 23, 2025 · The chin is a structural mystery unique to Homo sapiens. Unravel the anatomy and competing scientific theories behind this defining human feature.

Jan 22, 2025 · Discover the versatile meanings of the slang term "chin"—from casual chats to uplifting phrases. Explore its origins, regional variations, and its role in pop culture.

Dec 31, 2024 · The chin provides structural support to the lower face and serves as an attachment site for muscles involved in facial expressions, speech, and chewing. Its shape …

1. keep one's chin up, to maintain one's courage and optimism during a period of adversity. 2. take it on the chin, Informal. a. to be defeated thoroughly. b. to endure punishment stoically.

Definition of chin noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.