Other forms: chins
Your chin is the part of your face below your mouth. The point at the bottom of the jaw.
English uses it constantly for attitude, since keeping your chin up means staying cheerful, taking it on the chin means accepting bad news without complaint, and a jutting chin signals determination. Boxing gave us a glass chin, meaning somebody easily knocked out. There is also chin-wag, a British word for a long friendly chat. The related bones are the jaw and the mandible.
1nounchinThe front part of the face below the mouth.
“He rested his chin on his hand.”
Proto-Indo-European
*ǵénus — chin, jaw
Proto-Germanic
*kinnuz — chin
Proto-West Germanic
*kinnu
Old English
ċinn — chin
Middle English
chyn
English, today
chin
From Middle English chyn, from Old English ċinn (“chin”), from Proto-West Germanic kinnu, from Proto-Germanic kinnuz (“chin”), from Proto-Indo-European ǵénus (“chin, jaw”). Compare West Frisian/Dutch kin, Low German/German Kinn, Danish kind, Icelandic kinn, Welsh gen, Latin gena, xto śanweṃ, Ancient Greek γένυς (“jaw”), Armenian ծնոտ, Persian چانه, Sanskrit हनु. a doublet of gena.
Etymology from Wiktionary, CC BY-SA